diff --git a/Documentation/devicetree/bindings/net/dsa/qca8k.txt 
b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
index 9c67ee4890d7..bbcb255c3150 100644
--- a/Documentation/devicetree/bindings/net/dsa/qca8k.txt
+++ b/Documentation/devicetree/bindings/net/dsa/qca8k.txt
@@ -2,7 +2,10 @@
 
 Required properties:
 
-- compatible: should be "qca,qca8337"
+- compatible: should be one of:
+    "qca,qca8334"
+    "qca,qca8337"
+
 - #size-cells: must be 0
 - #address-cells: must be 1
 
@@ -14,6 +17,20 @@ port and PHY id, each subnode describing a port needs to 
have a valid phandle
 referencing the internal PHY connected to it. The CPU port of this switch is
 always port 0.
 
+A CPU port node has the following optional node:
+
+- fixed-link            : Fixed-link subnode describing a link to a non-MDIO
+                          managed entity. See
+                          Documentation/devicetree/bindings/net/fixed-link.txt
+                          for details.
+
+For QCA8K the 'fixed-link' sub-node supports only the following properties:
+
+- 'speed' (integer, mandatory), to indicate the link speed. Accepted
+  values are 10, 100 and 1000
+- 'full-duplex' (boolean, optional), to indicate that full duplex is
+  used. When absent, half duplex is assumed.
+
 Example:
 
 
@@ -53,6 +70,10 @@ Example:
                                        label = "cpu";
                                        ethernet = <&gmac1>;
                                        phy-mode = "rgmii";
+                                       fixed-link {
+                                               speed = 1000;
+                                               full-duplex;
+                                       };
                                };
 
                                port@1 {
diff --git a/Documentation/devicetree/bindings/net/meson-dwmac.txt 
b/Documentation/devicetree/bindings/net/meson-dwmac.txt
index 89e62ddc69ca..da37da0fdd3f 100644
--- a/Documentation/devicetree/bindings/net/meson-dwmac.txt
+++ b/Documentation/devicetree/bindings/net/meson-dwmac.txt
@@ -10,6 +10,7 @@ Required properties on all platforms:
                        - "amlogic,meson6-dwmac"
                        - "amlogic,meson8b-dwmac"
                        - "amlogic,meson-gxbb-dwmac"
+                       - "amlogic,meson-axg-dwmac"
                Additionally "snps,dwmac" and any applicable more
                detailed version number described in net/stmmac.txt
                should be used.
diff --git a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt 
b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
index fe7fe0b03cfb..1b9881786ce9 100644
--- a/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/meson,pinctrl.txt
@@ -3,8 +3,10 @@
 Required properties for the root node:
  - compatible: one of "amlogic,meson8-cbus-pinctrl"
                      "amlogic,meson8b-cbus-pinctrl"
+                     "amlogic,meson8m2-cbus-pinctrl"
                      "amlogic,meson8-aobus-pinctrl"
                      "amlogic,meson8b-aobus-pinctrl"
+                     "amlogic,meson8m2-aobus-pinctrl"
                      "amlogic,meson-gxbb-periphs-pinctrl"
                      "amlogic,meson-gxbb-aobus-pinctrl"
  - reg: address and size of registers controlling irq functionality
diff --git a/Makefile b/Makefile
index a6b011778960..773c26c95d98 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 4
 PATCHLEVEL = 9
-SUBLEVEL = 116
+SUBLEVEL = 117
 EXTRAVERSION =
 NAME = Roaring Lionus
 
diff --git a/arch/arm/boot/dts/emev2.dtsi b/arch/arm/boot/dts/emev2.dtsi
index cd119400f440..fd6f9ce9206a 100644
--- a/arch/arm/boot/dts/emev2.dtsi
+++ b/arch/arm/boot/dts/emev2.dtsi
@@ -30,13 +30,13 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <0>;
                        clock-frequency = <533000000>;
                };
-               cpu@1 {
+               cpu1: cpu@1 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <1>;
@@ -56,6 +56,7 @@
                compatible = "arm,cortex-a9-pmu";
                interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>,
                             <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-affinity = <&cpu0>, <&cpu1>;
        };
 
        clocks@e0110000 {
diff --git a/arch/arm/boot/dts/sh73a0.dtsi b/arch/arm/boot/dts/sh73a0.dtsi
index 032fe2f14b16..6b0cc225149c 100644
--- a/arch/arm/boot/dts/sh73a0.dtsi
+++ b/arch/arm/boot/dts/sh73a0.dtsi
@@ -22,7 +22,7 @@
                #address-cells = <1>;
                #size-cells = <0>;
 
-               cpu@0 {
+               cpu0: cpu@0 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <0>;
@@ -30,7 +30,7 @@
                        power-domains = <&pd_a2sl>;
                        next-level-cache = <&L2>;
                };
-               cpu@1 {
+               cpu1: cpu@1 {
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        reg = <1>;
@@ -89,6 +89,7 @@
                compatible = "arm,cortex-a9-pmu";
                interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>,
                             <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
+               interrupt-affinity = <&cpu0>, <&cpu1>;
        };
 
        cmt1: timer@e6138000 {
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index dab2cb0c1f1c..b4c4d823569a 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -260,6 +260,8 @@ CONFIG_GPIO_XGENE=y
 CONFIG_GPIO_PCA953X=y
 CONFIG_GPIO_PCA953X_IRQ=y
 CONFIG_GPIO_MAX77620=y
+CONFIG_POWER_AVS=y
+CONFIG_ROCKCHIP_IODOMAIN=y
 CONFIG_POWER_RESET_MSM=y
 CONFIG_BATTERY_BQ27XXX=y
 CONFIG_POWER_RESET_XGENE=y
diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h
index ae852add053d..0f2e1ab5e166 100644
--- a/arch/arm64/include/asm/cmpxchg.h
+++ b/arch/arm64/include/asm/cmpxchg.h
@@ -229,7 +229,9 @@ static inline void __cmpwait_case_##name(volatile void 
*ptr,                \
        unsigned long tmp;                                              \
                                                                        \
        asm volatile(                                                   \
-       "       ldxr" #sz "\t%" #w "[tmp], %[v]\n"              \
+       "       sevl\n"                                                 \
+       "       wfe\n"                                                  \
+       "       ldxr" #sz "\t%" #w "[tmp], %[v]\n"                      \
        "       eor     %" #w "[tmp], %" #w "[tmp], %" #w "[val]\n"     \
        "       cbnz    %" #w "[tmp], 1f\n"                             \
        "       wfe\n"                                                  \
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 9b8b477c363d..9d07b421f090 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -468,11 +468,13 @@ void __init mem_init(void)
        BUILD_BUG_ON(TASK_SIZE_32                       > TASK_SIZE_64);
 #endif
 
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
        /*
         * Make sure we chose the upper bound of sizeof(struct page)
-        * correctly.
+        * correctly when sizing the VMEMMAP array.
         */
        BUILD_BUG_ON(sizeof(struct page) > (1 << STRUCT_PAGE_MAX_SHIFT));
+#endif
 
        if (PAGE_SIZE >= 16384 && get_num_physpages() <= 128) {
                extern int sysctl_overcommit_memory;
diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile
index 91d2068da1b9..0f3fe6a151dc 100644
--- a/arch/microblaze/boot/Makefile
+++ b/arch/microblaze/boot/Makefile
@@ -21,17 +21,19 @@ $(obj)/linux.bin.gz: $(obj)/linux.bin FORCE
 quiet_cmd_cp = CP      $< $@$2
        cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
 
-quiet_cmd_strip = STRIP   $@
+quiet_cmd_strip = STRIP   $< $@$2
        cmd_strip = $(STRIP) -K microblaze_start -K _end -K __log_buf \
-                               -K _fdt_start vmlinux -o $@
+                               -K _fdt_start $< -o $@$2
 
 UIMAGE_LOADADDR = $(CONFIG_KERNEL_BASE_ADDR)
+UIMAGE_IN = $@
+UIMAGE_OUT = $@.ub
 
 $(obj)/simpleImage.%: vmlinux FORCE
        $(call if_changed,cp,.unstrip)
        $(call if_changed,objcopy)
        $(call if_changed,uimage)
-       $(call if_changed,strip)
-       @echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
+       $(call if_changed,strip,.strip)
+       @echo 'Kernel: $(UIMAGE_OUT) is ready' ' (#'`cat .version`')'
 
 clean-files += simpleImage.*.unstrip linux.bin.ub dts/*.dtb
diff --git a/arch/powerpc/kernel/eeh_driver.c b/arch/powerpc/kernel/eeh_driver.c
index 27843665da9e..620e08d4eb6e 100644
--- a/arch/powerpc/kernel/eeh_driver.c
+++ b/arch/powerpc/kernel/eeh_driver.c
@@ -450,9 +450,11 @@ static void *eeh_add_virt_device(void *data, void 
*userdata)
 
        driver = eeh_pcid_get(dev);
        if (driver) {
-               eeh_pcid_put(dev);
-               if (driver->err_handler)
+               if (driver->err_handler) {
+                       eeh_pcid_put(dev);
                        return NULL;
+               }
+               eeh_pcid_put(dev);
        }
 
 #ifdef CONFIG_PPC_POWERNV
@@ -489,17 +491,19 @@ static void *eeh_rmv_device(void *data, void *userdata)
        if (eeh_dev_removed(edev))
                return NULL;
 
-       driver = eeh_pcid_get(dev);
-       if (driver) {
-               eeh_pcid_put(dev);
-               if (removed &&
-                   eeh_pe_passed(edev->pe))
-                       return NULL;
-               if (removed &&
-                   driver->err_handler &&
-                   driver->err_handler->error_detected &&
-                   driver->err_handler->slot_reset)
+       if (removed) {
+               if (eeh_pe_passed(edev->pe))
                        return NULL;
+               driver = eeh_pcid_get(dev);
+               if (driver) {
+                       if (driver->err_handler &&
+                           driver->err_handler->error_detected &&
+                           driver->err_handler->slot_reset) {
+                               eeh_pcid_put(dev);
+                               return NULL;
+                       }
+                       eeh_pcid_put(dev);
+               }
        }
 
        /* Remove it from PCI subsystem */
diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S
index fb133a163263..2274be535dda 100644
--- a/arch/powerpc/kernel/head_8xx.S
+++ b/arch/powerpc/kernel/head_8xx.S
@@ -769,7 +769,7 @@ start_here:
        tovirt(r6,r6)
        lis     r5, abatron_pteptrs@h
        ori     r5, r5, abatron_pteptrs@l
-       stw     r5, 0xf0(r0)    /* Must match your Abatron config file */
+       stw     r5, 0xf0(0)     /* Must match your Abatron config file */
        tophys(r5,r5)
        stw     r6, 0(r5)
 
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 678f87a63645..97b02b8c4f10 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -11,6 +11,7 @@
 #include <linux/sched.h>
 #include <linux/errno.h>
 #include <linux/bootmem.h>
+#include <linux/syscalls.h>
 #include <linux/irq.h>
 #include <linux/list.h>
 #include <linux/of.h>
diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c
index 48fc28bab544..64c9a91773af 100644
--- a/arch/powerpc/mm/slb.c
+++ b/arch/powerpc/mm/slb.c
@@ -68,14 +68,14 @@ static inline void slb_shadow_update(unsigned long ea, int 
ssize,
         * updating it.  No write barriers are needed here, provided
         * we only update the current CPU's SLB shadow buffer.
         */
-       p->save_area[index].esid = 0;
-       p->save_area[index].vsid = cpu_to_be64(mk_vsid_data(ea, ssize, flags));
-       p->save_area[index].esid = cpu_to_be64(mk_esid_data(ea, ssize, index));
+       WRITE_ONCE(p->save_area[index].esid, 0);
+       WRITE_ONCE(p->save_area[index].vsid, cpu_to_be64(mk_vsid_data(ea, 
ssize, flags)));
+       WRITE_ONCE(p->save_area[index].esid, cpu_to_be64(mk_esid_data(ea, 
ssize, index)));
 }
 
 static inline void slb_shadow_clear(enum slb_index index)
 {
-       get_slb_shadow()->save_area[index].esid = 0;
+       WRITE_ONCE(get_slb_shadow()->save_area[index].esid, 0);
 }
 
 static inline void create_shadowed_slbe(unsigned long ea, int ssize,
diff --git a/arch/powerpc/net/bpf_jit_comp64.c 
b/arch/powerpc/net/bpf_jit_comp64.c
index be9d968244ad..c0e817f35e69 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -207,25 +207,37 @@ static void bpf_jit_build_epilogue(u32 *image, struct 
codegen_context *ctx)
 
 static void bpf_jit_emit_func_call(u32 *image, struct codegen_context *ctx, 
u64 func)
 {
+       unsigned int i, ctx_idx = ctx->idx;
+
+       /* Load function address into r12 */
+       PPC_LI64(12, func);
+
+       /* For bpf-to-bpf function calls, the callee's address is unknown
+        * until the last extra pass. As seen above, we use PPC_LI64() to
+        * load the callee's address, but this may optimize the number of
+        * instructions required based on the nature of the address.
+        *
+        * Since we don't want the number of instructions emitted to change,
+        * we pad the optimized PPC_LI64() call with NOPs to guarantee that
+        * we always have a five-instruction sequence, which is the maximum
+        * that PPC_LI64() can emit.
+        */
+       for (i = ctx->idx - ctx_idx; i < 5; i++)
+               PPC_NOP();
+
 #ifdef PPC64_ELF_ABI_v1
-       /* func points to the function descriptor */
-       PPC_LI64(b2p[TMP_REG_2], func);
-       /* Load actual entry point from function descriptor */
-       PPC_BPF_LL(b2p[TMP_REG_1], b2p[TMP_REG_2], 0);
-       /* ... and move it to LR */
-       PPC_MTLR(b2p[TMP_REG_1]);
        /*
         * Load TOC from function descriptor at offset 8.
         * We can clobber r2 since we get called through a
         * function pointer (so caller will save/restore r2)
         * and since we don't use a TOC ourself.
         */
-       PPC_BPF_LL(2, b2p[TMP_REG_2], 8);
-#else
-       /* We can clobber r12 */
-       PPC_FUNC_ADDR(12, func);
-       PPC_MTLR(12);
+       PPC_BPF_LL(2, 12, 8);
+       /* Load actual entry point from function descriptor */
+       PPC_BPF_LL(12, 12, 0);
 #endif
+
+       PPC_MTLR(12);
        PPC_BLRL();
 }
 
diff --git a/arch/powerpc/platforms/chrp/time.c 
b/arch/powerpc/platforms/chrp/time.c
index f803f4b8ab6f..8608e358217f 100644
--- a/arch/powerpc/platforms/chrp/time.c
+++ b/arch/powerpc/platforms/chrp/time.c
@@ -27,6 +27,8 @@
 #include <asm/sections.h>
 #include <asm/time.h>
 
+#include <platforms/chrp/chrp.h>
+
 extern spinlock_t rtc_lock;
 
 #define NVRAM_AS0  0x74
@@ -62,7 +64,7 @@ long __init chrp_time_init(void)
        return 0;
 }
 
-int chrp_cmos_clock_read(int addr)
+static int chrp_cmos_clock_read(int addr)
 {
        if (nvram_as1 != 0)
                outb(addr>>8, nvram_as1);
@@ -70,7 +72,7 @@ int chrp_cmos_clock_read(int addr)
        return (inb(nvram_data));
 }
 
-void chrp_cmos_clock_write(unsigned long val, int addr)
+static void chrp_cmos_clock_write(unsigned long val, int addr)
 {
        if (nvram_as1 != 0)
                outb(addr>>8, nvram_as1);
diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c 
b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
index 89c54de88b7a..bf4a125faec6 100644
--- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
@@ -35,6 +35,8 @@
  */
 #define HW_BROADWAY_ICR                0x00
 #define HW_BROADWAY_IMR                0x04
+#define HW_STARLET_ICR         0x08
+#define HW_STARLET_IMR         0x0c
 
 
 /*
@@ -74,6 +76,9 @@ static void hlwd_pic_unmask(struct irq_data *d)
        void __iomem *io_base = irq_data_get_irq_chip_data(d);
 
        setbits32(io_base + HW_BROADWAY_IMR, 1 << irq);
+
+       /* Make sure the ARM (aka. Starlet) doesn't handle this interrupt. */
+       clrbits32(io_base + HW_STARLET_IMR, 1 << irq);
 }
 
 
diff --git a/arch/powerpc/platforms/powermac/bootx_init.c 
b/arch/powerpc/platforms/powermac/bootx_init.c
index c3c9bbb3573a..ba0964c17620 100644
--- a/arch/powerpc/platforms/powermac/bootx_init.c
+++ b/arch/powerpc/platforms/powermac/bootx_init.c
@@ -468,7 +468,7 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
        boot_infos_t *bi = (boot_infos_t *) r4;
        unsigned long hdr;
        unsigned long space;
-       unsigned long ptr, x;
+       unsigned long ptr;
        char *model;
        unsigned long offset = reloc_offset();
 
@@ -562,6 +562,8 @@ void __init bootx_init(unsigned long r3, unsigned long r4)
         * MMU switched OFF, so this should not be useful anymore.
         */
        if (bi->version < 4) {
+               unsigned long x __maybe_unused;
+
                bootx_printf("Touching pages...\n");
 
                /*
diff --git a/arch/powerpc/platforms/powermac/setup.c 
b/arch/powerpc/platforms/powermac/setup.c
index 6b4e9d181126..4929dd4b165e 100644
--- a/arch/powerpc/platforms/powermac/setup.c
+++ b/arch/powerpc/platforms/powermac/setup.c
@@ -352,6 +352,7 @@ static int pmac_late_init(void)
 }
 machine_late_initcall(powermac, pmac_late_init);
 
+void note_bootable_part(dev_t dev, int part, int goodness);
 /*
  * This is __ref because we check for "initializing" before
  * touching any of the __init sensitive things and "initializing"
diff --git a/arch/s390/include/asm/cpu_mf.h b/arch/s390/include/asm/cpu_mf.h
index 03516476127b..ee64e624c511 100644
--- a/arch/s390/include/asm/cpu_mf.h
+++ b/arch/s390/include/asm/cpu_mf.h
@@ -113,7 +113,7 @@ struct hws_basic_entry {
 
 struct hws_diag_entry {
        unsigned int def:16;        /* 0-15  Data Entry Format           */
-       unsigned int R:14;          /* 16-19 and 20-30 reserved          */
+       unsigned int R:15;          /* 16-19 and 20-30 reserved          */
        unsigned int I:1;           /* 31 entry valid or invalid         */
        u8           data[];        /* Machine-dependent sample data     */
 } __packed;
@@ -129,7 +129,9 @@ struct hws_trailer_entry {
                        unsigned int f:1;       /* 0 - Block Full Indicator   */
                        unsigned int a:1;       /* 1 - Alert request control  */
                        unsigned int t:1;       /* 2 - Timestamp format       */
-                       unsigned long long:61;  /* 3 - 63: Reserved           */
+                       unsigned int :29;       /* 3 - 31: Reserved           */
+                       unsigned int bsdes:16;  /* 32-47: size of basic SDE   */
+                       unsigned int dsdes:16;  /* 48-63: size of diagnostic 
SDE */
                };
                unsigned long long flags;       /* 0 - 63: All indicators     */
        };
diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
index aec6cc925af8..4f365267b12f 100644
--- a/arch/x86/events/intel/uncore.c
+++ b/arch/x86/events/intel/uncore.c
@@ -212,7 +212,7 @@ void uncore_perf_event_update(struct intel_uncore_box *box, 
struct perf_event *e
        u64 prev_count, new_count, delta;
        int shift;
 
-       if (event->hw.idx >= UNCORE_PMC_IDX_FIXED)
+       if (event->hw.idx == UNCORE_PMC_IDX_FIXED)
                shift = 64 - uncore_fixed_ctr_bits(box);
        else
                shift = 64 - uncore_perf_ctr_bits(box);
diff --git a/arch/x86/events/intel/uncore_nhmex.c 
b/arch/x86/events/intel/uncore_nhmex.c
index cda569332005..83e2188adac4 100644
--- a/arch/x86/events/intel/uncore_nhmex.c
+++ b/arch/x86/events/intel/uncore_nhmex.c
@@ -245,7 +245,7 @@ static void nhmex_uncore_msr_enable_event(struct 
intel_uncore_box *box, struct p
 {
        struct hw_perf_event *hwc = &event->hw;
 
-       if (hwc->idx >= UNCORE_PMC_IDX_FIXED)
+       if (hwc->idx == UNCORE_PMC_IDX_FIXED)
                wrmsrl(hwc->config_base, NHMEX_PMON_CTL_EN_BIT0);
        else if (box->pmu->type->event_mask & NHMEX_PMON_CTL_EN_BIT0)
                wrmsrl(hwc->config_base, hwc->config | NHMEX_PMON_CTL_EN_BIT22);
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index a16c06604a56..8a4d6bc8fed0 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -698,7 +698,7 @@ static int mmu_topup_memory_cache_page(struct 
kvm_mmu_memory_cache *cache,
        if (cache->nobjs >= min)
                return 0;
        while (cache->nobjs < ARRAY_SIZE(cache->objects)) {
-               page = (void *)__get_free_page(GFP_KERNEL);
+               page = (void *)__get_free_page(GFP_KERNEL_ACCOUNT);
                if (!page)
                        return -ENOMEM;
                cache->objects[cache->nobjs++] = page;
diff --git a/crypto/authenc.c b/crypto/authenc.c
index a7e1ac786c5d..c3180eb6d1ee 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -108,6 +108,7 @@ static int crypto_authenc_setkey(struct crypto_aead 
*authenc, const u8 *key,
                                       CRYPTO_TFM_RES_MASK);
 
 out:
+       memzero_explicit(&keys, sizeof(keys));
        return err;
 
 badkey:
diff --git a/crypto/authencesn.c b/crypto/authencesn.c
index 18c94e1c31d1..49e7e85a23d5 100644
--- a/crypto/authencesn.c
+++ b/crypto/authencesn.c
@@ -90,6 +90,7 @@ static int crypto_authenc_esn_setkey(struct crypto_aead 
*authenc_esn, const u8 *
                                           CRYPTO_TFM_RES_MASK);
 
 out:
+       memzero_explicit(&keys, sizeof(keys));
        return err;
 
 badkey:
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index bf601d4df8cf..b66815f35be6 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -472,9 +472,11 @@ static void negotiate_os_control(struct acpi_pci_root 
*root, int *no_aspm)
        }
 
        control = OSC_PCI_EXPRESS_CAPABILITY_CONTROL
-               | OSC_PCI_EXPRESS_NATIVE_HP_CONTROL
                | OSC_PCI_EXPRESS_PME_CONTROL;
 
+       if (IS_ENABLED(CONFIG_HOTPLUG_PCI_PCIE))
+               control |= OSC_PCI_EXPRESS_NATIVE_HP_CONTROL;
+
        if (pci_aer_available()) {
                if (aer_acpi_firmware_first())
                        dev_info(&device->dev,
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 6475a1343483..90c38778bc1f 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2282,12 +2282,16 @@ static void ata_eh_link_autopsy(struct ata_link *link)
                if (qc->err_mask & ~AC_ERR_OTHER)
                        qc->err_mask &= ~AC_ERR_OTHER;
 
-               /* SENSE_VALID trumps dev/unknown error and revalidation */
+               /*
+                * SENSE_VALID trumps dev/unknown error and revalidation. Upper
+                * layers will determine whether the command is worth retrying
+                * based on the sense data and device class/type. Otherwise,
+                * determine directly if the command is worth retrying using its
+                * error mask and flags.
+                */
                if (qc->flags & ATA_QCFLAG_SENSE_VALID)
                        qc->err_mask &= ~(AC_ERR_DEV | AC_ERR_OTHER);
-
-               /* determine whether the command is worth retrying */
-               if (ata_eh_worth_retry(qc))
+               else if (ata_eh_worth_retry(qc))
                        qc->flags |= ATA_QCFLAG_RETRY;
 
                /* accumulate error info */
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index bff67c5a5fe7..44bccb1afa06 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -348,6 +348,9 @@ static const struct usb_device_id blacklist_table[] = {
        /* Additional Realtek 8723BU Bluetooth devices */
        { USB_DEVICE(0x7392, 0xa611), .driver_info = BTUSB_REALTEK },
 
+       /* Additional Realtek 8723DE Bluetooth devices */
+       { USB_DEVICE(0x2ff8, 0xb011), .driver_info = BTUSB_REALTEK },
+
        /* Additional Realtek 8821AE Bluetooth devices */
        { USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
        { USB_DEVICE(0x13d3, 0x3414), .driver_info = BTUSB_REALTEK },
diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
index 3a8b9aef96a6..0986c324459f 100644
--- a/drivers/bluetooth/hci_qca.c
+++ b/drivers/bluetooth/hci_qca.c
@@ -884,7 +884,7 @@ static int qca_set_baudrate(struct hci_dev *hdev, uint8_t 
baudrate)
         */
        set_current_state(TASK_UNINTERRUPTIBLE);
        schedule_timeout(msecs_to_jiffies(BAUDRATE_SETTLE_TIMEOUT_MS));
-       set_current_state(TASK_INTERRUPTIBLE);
+       set_current_state(TASK_RUNNING);
 
        return 0;
 }
diff --git a/drivers/bus/arm-ccn.c b/drivers/bus/arm-ccn.c
index 45d7ecc66b22..4e9e9e618c9f 100644
--- a/drivers/bus/arm-ccn.c
+++ b/drivers/bus/arm-ccn.c
@@ -736,7 +736,7 @@ static int arm_ccn_pmu_event_init(struct perf_event *event)
        ccn = pmu_to_arm_ccn(event->pmu);
 
        if (hw->sample_period) {
-               dev_warn(ccn->dev, "Sampling not supported!\n");
+               dev_dbg(ccn->dev, "Sampling not supported!\n");
                return -EOPNOTSUPP;
        }
 
@@ -744,12 +744,12 @@ static int arm_ccn_pmu_event_init(struct perf_event 
*event)
                        event->attr.exclude_kernel || event->attr.exclude_hv ||
                        event->attr.exclude_idle || event->attr.exclude_host ||
                        event->attr.exclude_guest) {
-               dev_warn(ccn->dev, "Can't exclude execution levels!\n");
+               dev_dbg(ccn->dev, "Can't exclude execution levels!\n");
                return -EINVAL;
        }
 
        if (event->cpu < 0) {
-               dev_warn(ccn->dev, "Can't provide per-task data!\n");
+               dev_dbg(ccn->dev, "Can't provide per-task data!\n");
                return -EOPNOTSUPP;
        }
        /*
@@ -771,13 +771,13 @@ static int arm_ccn_pmu_event_init(struct perf_event 
*event)
        switch (type) {
        case CCN_TYPE_MN:
                if (node_xp != ccn->mn_id) {
-                       dev_warn(ccn->dev, "Invalid MN ID %d!\n", node_xp);
+                       dev_dbg(ccn->dev, "Invalid MN ID %d!\n", node_xp);
                        return -EINVAL;
                }
                break;
        case CCN_TYPE_XP:
                if (node_xp >= ccn->num_xps) {
-                       dev_warn(ccn->dev, "Invalid XP ID %d!\n", node_xp);
+                       dev_dbg(ccn->dev, "Invalid XP ID %d!\n", node_xp);
                        return -EINVAL;
                }
                break;
@@ -785,11 +785,11 @@ static int arm_ccn_pmu_event_init(struct perf_event 
*event)
                break;
        default:
                if (node_xp >= ccn->num_nodes) {
-                       dev_warn(ccn->dev, "Invalid node ID %d!\n", node_xp);
+                       dev_dbg(ccn->dev, "Invalid node ID %d!\n", node_xp);
                        return -EINVAL;
                }
                if (!arm_ccn_pmu_type_eq(type, ccn->node[node_xp].type)) {
-                       dev_warn(ccn->dev, "Invalid type 0x%x for node %d!\n",
+                       dev_dbg(ccn->dev, "Invalid type 0x%x for node %d!\n",
                                        type, node_xp);
                        return -EINVAL;
                }
@@ -808,19 +808,19 @@ static int arm_ccn_pmu_event_init(struct perf_event 
*event)
                if (event_id != e->event)
                        continue;
                if (e->num_ports && port >= e->num_ports) {
-                       dev_warn(ccn->dev, "Invalid port %d for node/XP %d!\n",
+                       dev_dbg(ccn->dev, "Invalid port %d for node/XP %d!\n",
                                        port, node_xp);
                        return -EINVAL;
                }
                if (e->num_vcs && vc >= e->num_vcs) {
-                       dev_warn(ccn->dev, "Invalid vc %d for node/XP %d!\n",
+                       dev_dbg(ccn->dev, "Invalid vc %d for node/XP %d!\n",
                                        vc, node_xp);
                        return -EINVAL;
                }
                valid = 1;
        }
        if (!valid) {
-               dev_warn(ccn->dev, "Invalid event 0x%x for node/XP %d!\n",
+               dev_dbg(ccn->dev, "Invalid event 0x%x for node/XP %d!\n",
                                event_id, node_xp);
                return -EINVAL;
        }
diff --git a/drivers/char/random.c b/drivers/char/random.c
index ddeac4eefd0a..81b65d0e7563 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1826,14 +1826,22 @@ static int
 write_pool(struct entropy_store *r, const char __user *buffer, size_t count)
 {
        size_t bytes;
-       __u32 buf[16];
+       __u32 t, buf[16];
        const char __user *p = buffer;
 
        while (count > 0) {
+               int b, i = 0;
+
                bytes = min(count, sizeof(buf));
                if (copy_from_user(&buf, p, bytes))
                        return -EFAULT;
 
+               for (b = bytes ; b > 0 ; b -= sizeof(__u32), i++) {
+                       if (!arch_get_random_int(&t))
+                               break;
+                       buf[i] ^= t;
+               }
+
                count -= bytes;
                p += bytes;
 
diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c
index 61262a7a5c3a..b0bd0f64d8f2 100644
--- a/drivers/edac/altera_edac.c
+++ b/drivers/edac/altera_edac.c
@@ -1111,7 +1111,7 @@ static void *ocram_alloc_mem(size_t size, void **other)
 
 static void ocram_free_mem(void *p, size_t size, void *other)
 {
-       gen_pool_free((struct gen_pool *)other, (u32)p, size);
+       gen_pool_free((struct gen_pool *)other, (unsigned long)p, size);
 }
 
 static const struct edac_device_prv_data ocramecc_data = {
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 34adde169a78..dd6fff1c98d6 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1091,7 +1091,9 @@ drm_atomic_set_crtc_for_plane(struct drm_plane_state 
*plane_state,
 {
        struct drm_plane *plane = plane_state->plane;
        struct drm_crtc_state *crtc_state;
-
+       /* Nothing to do for same crtc*/
+       if (plane_state->crtc == crtc)
+               return 0;
        if (plane_state->crtc) {
                crtc_state = drm_atomic_get_crtc_state(plane_state->state,
                                                       plane_state->crtc);
diff --git a/drivers/gpu/drm/gma500/psb_intel_drv.h 
b/drivers/gpu/drm/gma500/psb_intel_drv.h
index 2a3b7c684db2..fbd3fa340c4f 100644
--- a/drivers/gpu/drm/gma500/psb_intel_drv.h
+++ b/drivers/gpu/drm/gma500/psb_intel_drv.h
@@ -255,7 +255,7 @@ extern int intelfb_remove(struct drm_device *dev,
 extern bool psb_intel_lvds_mode_fixup(struct drm_encoder *encoder,
                                      const struct drm_display_mode *mode,
                                      struct drm_display_mode *adjusted_mode);
-extern int psb_intel_lvds_mode_valid(struct drm_connector *connector,
+extern enum drm_mode_status psb_intel_lvds_mode_valid(struct drm_connector 
*connector,
                                     struct drm_display_mode *mode);
 extern int psb_intel_lvds_set_property(struct drm_connector *connector,
                                        struct drm_property *property,
diff --git a/drivers/gpu/drm/gma500/psb_intel_lvds.c 
b/drivers/gpu/drm/gma500/psb_intel_lvds.c
index 79e9d3690667..e2c6ba3eded4 100644
--- a/drivers/gpu/drm/gma500/psb_intel_lvds.c
+++ b/drivers/gpu/drm/gma500/psb_intel_lvds.c
@@ -343,7 +343,7 @@ static void psb_intel_lvds_restore(struct drm_connector 
*connector)
        }
 }
 
-int psb_intel_lvds_mode_valid(struct drm_connector *connector,
+enum drm_mode_status psb_intel_lvds_mode_valid(struct drm_connector *connector,
                                 struct drm_display_mode *mode)
 {
        struct drm_psb_private *dev_priv = connector->dev->dev_private;
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c 
b/drivers/gpu/drm/radeon/radeon_connectors.c
index f416f5c2e8e9..c5e1aa5f1d8e 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -850,7 +850,7 @@ static int radeon_lvds_get_modes(struct drm_connector 
*connector)
        return ret;
 }
 
-static int radeon_lvds_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_lvds_mode_valid(struct drm_connector 
*connector,
                                  struct drm_display_mode *mode)
 {
        struct drm_encoder *encoder = radeon_best_single_encoder(connector);
@@ -1010,7 +1010,7 @@ static int radeon_vga_get_modes(struct drm_connector 
*connector)
        return ret;
 }
 
-static int radeon_vga_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_vga_mode_valid(struct drm_connector 
*connector,
                                  struct drm_display_mode *mode)
 {
        struct drm_device *dev = connector->dev;
@@ -1154,7 +1154,7 @@ static int radeon_tv_get_modes(struct drm_connector 
*connector)
        return 1;
 }
 
-static int radeon_tv_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_tv_mode_valid(struct drm_connector 
*connector,
                                struct drm_display_mode *mode)
 {
        if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
@@ -1496,7 +1496,7 @@ static void radeon_dvi_force(struct drm_connector 
*connector)
                radeon_connector->use_digital = true;
 }
 
-static int radeon_dvi_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_dvi_mode_valid(struct drm_connector 
*connector,
                                  struct drm_display_mode *mode)
 {
        struct drm_device *dev = connector->dev;
@@ -1798,7 +1798,7 @@ radeon_dp_detect(struct drm_connector *connector, bool 
force)
        return ret;
 }
 
-static int radeon_dp_mode_valid(struct drm_connector *connector,
+static enum drm_mode_status radeon_dp_mode_valid(struct drm_connector 
*connector,
                                  struct drm_display_mode *mode)
 {
        struct drm_device *dev = connector->dev;
diff --git a/drivers/hid/hid-plantronics.c b/drivers/hid/hid-plantronics.c
index febb21ee190e..584b10d3fc3d 100644
--- a/drivers/hid/hid-plantronics.c
+++ b/drivers/hid/hid-plantronics.c
@@ -2,7 +2,7 @@
  *  Plantronics USB HID Driver
  *
  *  Copyright (c) 2014 JD Cole <jd.c...@plantronics.com>
- *  Copyright (c) 2015 Terry Junge <terry.ju...@plantronics.com>
+ *  Copyright (c) 2015-2018 Terry Junge <terry.ju...@plantronics.com>
  */
 
 /*
@@ -48,6 +48,10 @@ static int plantronics_input_mapping(struct hid_device *hdev,
        unsigned short mapped_key;
        unsigned long plt_type = (unsigned long)hid_get_drvdata(hdev);
 
+       /* special case for PTT products */
+       if (field->application == HID_GD_JOYSTICK)
+               goto defaulted;
+
        /* handle volume up/down mapping */
        /* non-standard types or multi-HID interfaces - plt_type is PID */
        if (!(plt_type & HID_USAGE_PAGE)) {
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 00bce002b357..ce2b80009c19 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -1101,6 +1101,14 @@ static int i2c_hid_probe(struct i2c_client *client,
        pm_runtime_enable(&client->dev);
        device_enable_async_suspend(&client->dev);
 
+       /* Make sure there is something at this address */
+       ret = i2c_smbus_read_byte(client);
+       if (ret < 0) {
+               dev_dbg(&client->dev, "nothing at this address: %d\n", ret);
+               ret = -ENXIO;
+               goto err_pm;
+       }
+
        ret = i2c_hid_fetch_hid_descriptor(ihid);
        if (ret < 0)
                goto err_pm;
diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c
index 2395fe2021c9..3e2ab04201e2 100644
--- a/drivers/infiniband/core/mad.c
+++ b/drivers/infiniband/core/mad.c
@@ -1549,7 +1549,8 @@ static int add_oui_reg_req(struct ib_mad_reg_req 
*mad_reg_req,
                            mad_reg_req->oui, 3)) {
                        method = &(*vendor_table)->vendor_class[
                                                vclass]->method_table[i];
-                       BUG_ON(!*method);
+                       if (!*method)
+                               goto error3;
                        goto check_in_use;
                }
        }
@@ -1559,10 +1560,12 @@ static int add_oui_reg_req(struct ib_mad_reg_req 
*mad_reg_req,
                                vclass]->oui[i])) {
                        method = &(*vendor_table)->vendor_class[
                                vclass]->method_table[i];
-                       BUG_ON(*method);
                        /* Allocate method table for this OUI */
-                       if ((ret = allocate_method_table(method)))
-                               goto error3;
+                       if (!*method) {
+                               ret = allocate_method_table(method);
+                               if (ret)
+                                       goto error3;
+                       }
                        memcpy((*vendor_table)->vendor_class[vclass]->oui[i],
                               mad_reg_req->oui, 3);
                        goto check_in_use;
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index a036d7087ddf..3bef6d4ffe6f 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -218,7 +218,7 @@ static struct ucma_multicast* ucma_alloc_multicast(struct 
ucma_context *ctx)
                return NULL;
 
        mutex_lock(&mut);
-       mc->id = idr_alloc(&multicast_idr, mc, 0, 0, GFP_KERNEL);
+       mc->id = idr_alloc(&multicast_idr, NULL, 0, 0, GFP_KERNEL);
        mutex_unlock(&mut);
        if (mc->id < 0)
                goto error;
@@ -1385,6 +1385,10 @@ static ssize_t ucma_process_join(struct ucma_file *file,
                goto err3;
        }
 
+       mutex_lock(&mut);
+       idr_replace(&multicast_idr, mc, mc->id);
+       mutex_unlock(&mut);
+
        mutex_unlock(&file->mut);
        ucma_put_ctx(ctx);
        return 0;
diff --git a/drivers/infiniband/core/uverbs_cmd.c 
b/drivers/infiniband/core/uverbs_cmd.c
index 4b717cf50d27..6f875bf9cc9d 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -3725,6 +3725,11 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file,
                goto err_uobj;
        }
 
+       if (qp->qp_type != IB_QPT_UD && qp->qp_type != IB_QPT_RAW_PACKET) {
+               err = -EINVAL;
+               goto err_put;
+       }
+
        flow_attr = kzalloc(sizeof(*flow_attr) + cmd.flow_attr.num_of_specs *
                            sizeof(union ib_flow_spec), GFP_KERNEL);
        if (!flow_attr) {
diff --git a/drivers/input/mouse/elan_i2c_core.c 
b/drivers/input/mouse/elan_i2c_core.c
index 97f6e05cffce..a716482774db 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1251,6 +1251,8 @@ static const struct acpi_device_id elan_acpi_id[] = {
        { "ELAN0611", 0 },
        { "ELAN0612", 0 },
        { "ELAN0618", 0 },
+       { "ELAN061D", 0 },
+       { "ELAN0622", 0 },
        { "ELAN1000", 0 },
        { }
 };
diff --git a/drivers/input/serio/i8042-x86ia64io.h 
b/drivers/input/serio/i8042-x86ia64io.h
index e484ea2dc787..34be09651ee8 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -527,6 +527,13 @@ static const struct dmi_system_id __initconst 
i8042_dmi_nomux_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"),
                },
        },
+       {
+               /* Lenovo LaVie Z */
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
+               },
+       },
        { }
 };
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 3bb985679f34..a7a0e3acdb2f 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6192,6 +6192,9 @@ static int hot_remove_disk(struct mddev *mddev, dev_t dev)
        char b[BDEVNAME_SIZE];
        struct md_rdev *rdev;
 
+       if (!mddev->pers)
+               return -ENODEV;
+
        rdev = find_rdev(mddev, dev);
        if (!rdev)
                return -ENXIO;
diff --git a/drivers/media/common/siano/smsendian.c 
b/drivers/media/common/siano/smsendian.c
index bfe831c10b1c..b95a631f23f9 100644
--- a/drivers/media/common/siano/smsendian.c
+++ b/drivers/media/common/siano/smsendian.c
@@ -35,7 +35,7 @@ void smsendian_handle_tx_message(void *buffer)
        switch (msg->x_msg_header.msg_type) {
        case MSG_SMS_DATA_DOWNLOAD_REQ:
        {
-               msg->msg_data[0] = le32_to_cpu(msg->msg_data[0]);
+               msg->msg_data[0] = le32_to_cpu((__force 
__le32)(msg->msg_data[0]));
                break;
        }
 
@@ -44,7 +44,7 @@ void smsendian_handle_tx_message(void *buffer)
                                sizeof(struct sms_msg_hdr))/4;
 
                for (i = 0; i < msg_words; i++)
-                       msg->msg_data[i] = le32_to_cpu(msg->msg_data[i]);
+                       msg->msg_data[i] = le32_to_cpu((__force 
__le32)msg->msg_data[i]);
 
                break;
        }
@@ -64,7 +64,7 @@ void smsendian_handle_rx_message(void *buffer)
        {
                struct sms_version_res *ver =
                        (struct sms_version_res *) msg;
-               ver->chip_model = le16_to_cpu(ver->chip_model);
+               ver->chip_model = le16_to_cpu((__force __le16)ver->chip_model);
                break;
        }
 
@@ -81,7 +81,7 @@ void smsendian_handle_rx_message(void *buffer)
                                sizeof(struct sms_msg_hdr))/4;
 
                for (i = 0; i < msg_words; i++)
-                       msg->msg_data[i] = le32_to_cpu(msg->msg_data[i]);
+                       msg->msg_data[i] = le32_to_cpu((__force 
__le32)msg->msg_data[i]);
 
                break;
        }
@@ -95,9 +95,9 @@ void smsendian_handle_message_header(void *msg)
 #ifdef __BIG_ENDIAN
        struct sms_msg_hdr *phdr = (struct sms_msg_hdr *)msg;
 
-       phdr->msg_type = le16_to_cpu(phdr->msg_type);
-       phdr->msg_length = le16_to_cpu(phdr->msg_length);
-       phdr->msg_flags = le16_to_cpu(phdr->msg_flags);
+       phdr->msg_type = le16_to_cpu((__force __le16)phdr->msg_type);
+       phdr->msg_length = le16_to_cpu((__force __le16)phdr->msg_length);
+       phdr->msg_flags = le16_to_cpu((__force __le16)phdr->msg_flags);
 #endif /* __BIG_ENDIAN */
 }
 EXPORT_SYMBOL_GPL(smsendian_handle_message_header);
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c 
b/drivers/media/i2c/smiapp/smiapp-core.c
index 44f8c7e10a35..8ffa13f39a86 100644
--- a/drivers/media/i2c/smiapp/smiapp-core.c
+++ b/drivers/media/i2c/smiapp/smiapp-core.c
@@ -991,7 +991,7 @@ static int smiapp_read_nvm(struct smiapp_sensor *sensor,
                if (rval)
                        goto out;
 
-               for (i = 0; i < 1000; i++) {
+               for (i = 1000; i > 0; i--) {
                        rval = smiapp_read(
                                sensor,
                                SMIAPP_REG_U8_DATA_TRANSFER_IF_1_STATUS, &s);
@@ -1002,11 +1002,10 @@ static int smiapp_read_nvm(struct smiapp_sensor *sensor,
                        if (s & SMIAPP_DATA_TRANSFER_IF_1_STATUS_RD_READY)
                                break;
 
-                       if (--i == 0) {
-                               rval = -ETIMEDOUT;
-                               goto out;
-                       }
-
+               }
+               if (!i) {
+                       rval = -ETIMEDOUT;
+                       goto out;
                }
 
                for (i = 0; i < SMIAPP_NVM_PAGE_SIZE; i++) {
diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index 4462d8c69d57..6f46c59415fe 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -58,9 +58,10 @@ static int media_device_close(struct file *filp)
        return 0;
 }
 
-static int media_device_get_info(struct media_device *dev,
-                                struct media_device_info *info)
+static long media_device_get_info(struct media_device *dev, void *arg)
 {
+       struct media_device_info *info = arg;
+
        memset(info, 0, sizeof(*info));
 
        if (dev->driver_name[0])
@@ -97,9 +98,9 @@ static struct media_entity *find_entity(struct media_device 
*mdev, u32 id)
        return NULL;
 }
 
-static long media_device_enum_entities(struct media_device *mdev,
-                                      struct media_entity_desc *entd)
+static long media_device_enum_entities(struct media_device *mdev, void *arg)
 {
+       struct media_entity_desc *entd = arg;
        struct media_entity *ent;
 
        ent = find_entity(mdev, entd->id);
@@ -150,9 +151,9 @@ static void media_device_kpad_to_upad(const struct 
media_pad *kpad,
        upad->flags = kpad->flags;
 }
 
-static long media_device_enum_links(struct media_device *mdev,
-                                   struct media_links_enum *links)
+static long media_device_enum_links(struct media_device *mdev, void *arg)
 {
+       struct media_links_enum *links = arg;
        struct media_entity *entity;
 
        entity = find_entity(mdev, links->entity);
@@ -198,9 +199,9 @@ static long media_device_enum_links(struct media_device 
*mdev,
        return 0;
 }
 
-static long media_device_setup_link(struct media_device *mdev,
-                                   struct media_link_desc *linkd)
+static long media_device_setup_link(struct media_device *mdev, void *arg)
 {
+       struct media_link_desc *linkd = arg;
        struct media_link *link = NULL;
        struct media_entity *source;
        struct media_entity *sink;
@@ -226,9 +227,9 @@ static long media_device_setup_link(struct media_device 
*mdev,
        return __media_entity_setup_link(link, linkd->flags);
 }
 
-static long media_device_get_topology(struct media_device *mdev,
-                                     struct media_v2_topology *topo)
+static long media_device_get_topology(struct media_device *mdev, void *arg)
 {
+       struct media_v2_topology *topo = arg;
        struct media_entity *entity;
        struct media_interface *intf;
        struct media_pad *pad;
diff --git a/drivers/media/pci/saa7164/saa7164-fw.c 
b/drivers/media/pci/saa7164/saa7164-fw.c
index 269e0782c7b6..93d53195e8ca 100644
--- a/drivers/media/pci/saa7164/saa7164-fw.c
+++ b/drivers/media/pci/saa7164/saa7164-fw.c
@@ -430,7 +430,8 @@ int saa7164_downloadfirmware(struct saa7164_dev *dev)
                        __func__, fw->size);
 
                if (fw->size != fwlength) {
-                       printk(KERN_ERR "xc5000: firmware incorrect size\n");
+                       printk(KERN_ERR "saa7164: firmware incorrect size %zu 
!= %u\n",
+                               fw->size, fwlength);
                        ret = -ENOMEM;
                        goto out;
                }
diff --git a/drivers/media/pci/tw686x/tw686x-video.c 
b/drivers/media/pci/tw686x/tw686x-video.c
index c3fafa97b2d0..0ea8dd44026c 100644
--- a/drivers/media/pci/tw686x/tw686x-video.c
+++ b/drivers/media/pci/tw686x/tw686x-video.c
@@ -1228,7 +1228,8 @@ int tw686x_video_init(struct tw686x_dev *dev)
                vc->vidq.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
                vc->vidq.min_buffers_needed = 2;
                vc->vidq.lock = &vc->vb_mutex;
-               vc->vidq.gfp_flags = GFP_DMA32;
+               vc->vidq.gfp_flags = dev->dma_mode != TW686X_DMA_MODE_MEMCPY ?
+                                    GFP_DMA32 : 0;
                vc->vidq.dev = &dev->pci_dev->dev;
 
                err = vb2_queue_init(&vc->vidq);
diff --git a/drivers/media/platform/omap3isp/isp.c 
b/drivers/media/platform/omap3isp/isp.c
index 0321d84addc7..15a86bb4e61c 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -1941,6 +1941,7 @@ static int isp_initialize_modules(struct isp_device *isp)
 
 static void isp_detach_iommu(struct isp_device *isp)
 {
+       arm_iommu_detach_device(isp->dev);
        arm_iommu_release_mapping(isp->mapping);
        isp->mapping = NULL;
        iommu_group_remove_device(isp->dev);
@@ -1974,8 +1975,7 @@ static int isp_attach_iommu(struct isp_device *isp)
        mapping = arm_iommu_create_mapping(&platform_bus_type, SZ_1G, SZ_2G);
        if (IS_ERR(mapping)) {
                dev_err(isp->dev, "failed to create ARM IOMMU mapping\n");
-               ret = PTR_ERR(mapping);
-               goto error;
+               return PTR_ERR(mapping);
        }
 
        isp->mapping = mapping;
@@ -1990,7 +1990,8 @@ static int isp_attach_iommu(struct isp_device *isp)
        return 0;
 
 error:
-       isp_detach_iommu(isp);
+       arm_iommu_release_mapping(isp->mapping);
+       isp->mapping = NULL;
        return ret;
 }
 
diff --git a/drivers/media/platform/rcar_jpu.c 
b/drivers/media/platform/rcar_jpu.c
index d1746ecc645d..db1110a492e0 100644
--- a/drivers/media/platform/rcar_jpu.c
+++ b/drivers/media/platform/rcar_jpu.c
@@ -1280,7 +1280,7 @@ static int jpu_open(struct file *file)
                /* ...issue software reset */
                ret = jpu_reset(jpu);
                if (ret)
-                       goto device_prepare_rollback;
+                       goto jpu_reset_rollback;
        }
 
        jpu->ref_count++;
@@ -1288,6 +1288,8 @@ static int jpu_open(struct file *file)
        mutex_unlock(&jpu->mutex);
        return 0;
 
+jpu_reset_rollback:
+       clk_disable_unprepare(jpu->clk);
 device_prepare_rollback:
        mutex_unlock(&jpu->mutex);
 v4l_prepare_rollback:
diff --git a/drivers/media/radio/si470x/radio-si470x-i2c.c 
b/drivers/media/radio/si470x/radio-si470x-i2c.c
index ee0470a3196b..f218886c504d 100644
--- a/drivers/media/radio/si470x/radio-si470x-i2c.c
+++ b/drivers/media/radio/si470x/radio-si470x-i2c.c
@@ -96,7 +96,7 @@ MODULE_PARM_DESC(max_rds_errors, "RDS maximum block errors: 
*1*");
  */
 int si470x_get_register(struct si470x_device *radio, int regnr)
 {
-       u16 buf[READ_REG_NUM];
+       __be16 buf[READ_REG_NUM];
        struct i2c_msg msgs[1] = {
                {
                        .addr = radio->client->addr,
@@ -121,7 +121,7 @@ int si470x_get_register(struct si470x_device *radio, int 
regnr)
 int si470x_set_register(struct si470x_device *radio, int regnr)
 {
        int i;
-       u16 buf[WRITE_REG_NUM];
+       __be16 buf[WRITE_REG_NUM];
        struct i2c_msg msgs[1] = {
                {
                        .addr = radio->client->addr,
@@ -151,7 +151,7 @@ int si470x_set_register(struct si470x_device *radio, int 
regnr)
 static int si470x_get_all_registers(struct si470x_device *radio)
 {
        int i;
-       u16 buf[READ_REG_NUM];
+       __be16 buf[READ_REG_NUM];
        struct i2c_msg msgs[1] = {
                {
                        .addr = radio->client->addr,
diff --git a/drivers/media/v4l2-core/videobuf2-core.c 
b/drivers/media/v4l2-core/videobuf2-core.c
index 4299ce06c25b..b3a9fa75e8e7 100644
--- a/drivers/media/v4l2-core/videobuf2-core.c
+++ b/drivers/media/v4l2-core/videobuf2-core.c
@@ -914,9 +914,12 @@ void vb2_buffer_done(struct vb2_buffer *vb, enum 
vb2_buffer_state state)
        dprintk(4, "done processing on buffer %d, state: %d\n",
                        vb->index, state);
 
-       /* sync buffers */
-       for (plane = 0; plane < vb->num_planes; ++plane)
-               call_void_memop(vb, finish, vb->planes[plane].mem_priv);
+       if (state != VB2_BUF_STATE_QUEUED &&
+           state != VB2_BUF_STATE_REQUEUEING) {
+               /* sync buffers */
+               for (plane = 0; plane < vb->num_planes; ++plane)
+                       call_void_memop(vb, finish, vb->planes[plane].mem_priv);
+       }
 
        spin_lock_irqsave(&q->done_lock, flags);
        if (state == VB2_BUF_STATE_QUEUED ||
diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c
index a4803ac192bb..1d49a8dd4a37 100644
--- a/drivers/memory/tegra/mc.c
+++ b/drivers/memory/tegra/mc.c
@@ -20,14 +20,6 @@
 #include "mc.h"
 
 #define MC_INTSTATUS 0x000
-#define  MC_INT_DECERR_MTS (1 << 16)
-#define  MC_INT_SECERR_SEC (1 << 13)
-#define  MC_INT_DECERR_VPR (1 << 12)
-#define  MC_INT_INVALID_APB_ASID_UPDATE (1 << 11)
-#define  MC_INT_INVALID_SMMU_PAGE (1 << 10)
-#define  MC_INT_ARBITRATION_EMEM (1 << 9)
-#define  MC_INT_SECURITY_VIOLATION (1 << 8)
-#define  MC_INT_DECERR_EMEM (1 << 6)
 
 #define MC_INTMASK 0x004
 
@@ -248,12 +240,13 @@ static const char *const error_names[8] = {
 static irqreturn_t tegra_mc_irq(int irq, void *data)
 {
        struct tegra_mc *mc = data;
-       unsigned long status, mask;
+       unsigned long status;
        unsigned int bit;
 
        /* mask all interrupts to avoid flooding */
-       status = mc_readl(mc, MC_INTSTATUS);
-       mask = mc_readl(mc, MC_INTMASK);
+       status = mc_readl(mc, MC_INTSTATUS) & mc->soc->intmask;
+       if (!status)
+               return IRQ_NONE;
 
        for_each_set_bit(bit, &status, 32) {
                const char *error = status_names[bit] ?: "unknown";
@@ -346,7 +339,6 @@ static int tegra_mc_probe(struct platform_device *pdev)
        const struct of_device_id *match;
        struct resource *res;
        struct tegra_mc *mc;
-       u32 value;
        int err;
 
        match = of_match_node(tegra_mc_of_match, pdev->dev.of_node);
@@ -414,11 +406,7 @@ static int tegra_mc_probe(struct platform_device *pdev)
 
        WARN(!mc->soc->client_id_mask, "Missing client ID mask for this SoC\n");
 
-       value = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
-               MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
-               MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM;
-
-       mc_writel(mc, value, MC_INTMASK);
+       mc_writel(mc, mc->soc->intmask, MC_INTMASK);
 
        return 0;
 }
diff --git a/drivers/memory/tegra/mc.h b/drivers/memory/tegra/mc.h
index ddb16676c3af..24e020b4609b 100644
--- a/drivers/memory/tegra/mc.h
+++ b/drivers/memory/tegra/mc.h
@@ -14,6 +14,15 @@
 
 #include <soc/tegra/mc.h>
 
+#define MC_INT_DECERR_MTS (1 << 16)
+#define MC_INT_SECERR_SEC (1 << 13)
+#define MC_INT_DECERR_VPR (1 << 12)
+#define MC_INT_INVALID_APB_ASID_UPDATE (1 << 11)
+#define MC_INT_INVALID_SMMU_PAGE (1 << 10)
+#define MC_INT_ARBITRATION_EMEM (1 << 9)
+#define MC_INT_SECURITY_VIOLATION (1 << 8)
+#define MC_INT_DECERR_EMEM (1 << 6)
+
 static inline u32 mc_readl(struct tegra_mc *mc, unsigned long offset)
 {
        return readl(mc->regs + offset);
diff --git a/drivers/memory/tegra/tegra114.c b/drivers/memory/tegra/tegra114.c
index ba8fff3d66a6..6d2a5a849d92 100644
--- a/drivers/memory/tegra/tegra114.c
+++ b/drivers/memory/tegra/tegra114.c
@@ -930,4 +930,6 @@ const struct tegra_mc_soc tegra114_mc_soc = {
        .atom_size = 32,
        .client_id_mask = 0x7f,
        .smmu = &tegra114_smmu_soc,
+       .intmask = MC_INT_INVALID_SMMU_PAGE | MC_INT_SECURITY_VIOLATION |
+                  MC_INT_DECERR_EMEM,
 };
diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c
index 5a58e440f4a7..9f68a56f2727 100644
--- a/drivers/memory/tegra/tegra124.c
+++ b/drivers/memory/tegra/tegra124.c
@@ -1020,6 +1020,9 @@ const struct tegra_mc_soc tegra124_mc_soc = {
        .smmu = &tegra124_smmu_soc,
        .emem_regs = tegra124_mc_emem_regs,
        .num_emem_regs = ARRAY_SIZE(tegra124_mc_emem_regs),
+       .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+                  MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+                  MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
 };
 #endif /* CONFIG_ARCH_TEGRA_124_SOC */
 
@@ -1042,5 +1045,8 @@ const struct tegra_mc_soc tegra132_mc_soc = {
        .atom_size = 32,
        .client_id_mask = 0x7f,
        .smmu = &tegra132_smmu_soc,
+       .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+                  MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+                  MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
 };
 #endif /* CONFIG_ARCH_TEGRA_132_SOC */
diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c
index 5e144abe4c18..47c78a6d8f00 100644
--- a/drivers/memory/tegra/tegra210.c
+++ b/drivers/memory/tegra/tegra210.c
@@ -1077,4 +1077,7 @@ const struct tegra_mc_soc tegra210_mc_soc = {
        .atom_size = 64,
        .client_id_mask = 0xff,
        .smmu = &tegra210_smmu_soc,
+       .intmask = MC_INT_DECERR_MTS | MC_INT_SECERR_SEC | MC_INT_DECERR_VPR |
+                  MC_INT_INVALID_APB_ASID_UPDATE | MC_INT_INVALID_SMMU_PAGE |
+                  MC_INT_SECURITY_VIOLATION | MC_INT_DECERR_EMEM,
 };
diff --git a/drivers/memory/tegra/tegra30.c b/drivers/memory/tegra/tegra30.c
index b44737840e70..d0689428ea1a 100644
--- a/drivers/memory/tegra/tegra30.c
+++ b/drivers/memory/tegra/tegra30.c
@@ -952,4 +952,6 @@ const struct tegra_mc_soc tegra30_mc_soc = {
        .atom_size = 16,
        .client_id_mask = 0x7f,
        .smmu = &tegra30_smmu_soc,
+       .intmask = MC_INT_INVALID_SMMU_PAGE | MC_INT_SECURITY_VIOLATION |
+                  MC_INT_DECERR_EMEM,
 };
diff --git a/drivers/mfd/cros_ec.c b/drivers/mfd/cros_ec.c
index abd83424b498..3e18d2595b6d 100644
--- a/drivers/mfd/cros_ec.c
+++ b/drivers/mfd/cros_ec.c
@@ -86,7 +86,11 @@ int cros_ec_register(struct cros_ec_device *ec_dev)
 
        mutex_init(&ec_dev->lock);
 
-       cros_ec_query_all(ec_dev);
+       err = cros_ec_query_all(ec_dev);
+       if (err) {
+               dev_err(dev, "Cannot identify the EC: error %d\n", err);
+               return err;
+       }
 
        if (ec_dev->irq) {
                err = request_threaded_irq(ec_dev->irq, NULL, ec_irq_thread,
diff --git a/drivers/mmc/core/pwrseq_simple.c b/drivers/mmc/core/pwrseq_simple.c
index 1304160de168..8cd9ddf1fab9 100644
--- a/drivers/mmc/core/pwrseq_simple.c
+++ b/drivers/mmc/core/pwrseq_simple.c
@@ -39,14 +39,18 @@ static void mmc_pwrseq_simple_set_gpios_value(struct 
mmc_pwrseq_simple *pwrseq,
        struct gpio_descs *reset_gpios = pwrseq->reset_gpios;
 
        if (!IS_ERR(reset_gpios)) {
-               int i;
-               int values[reset_gpios->ndescs];
+               int i, *values;
+               int nvalues = reset_gpios->ndescs;
 
-               for (i = 0; i < reset_gpios->ndescs; i++)
+               values = kmalloc_array(nvalues, sizeof(int), GFP_KERNEL);
+               if (!values)
+                       return;
+
+               for (i = 0; i < nvalues; i++)
                        values[i] = value;
 
-               gpiod_set_array_value_cansleep(
-                       reset_gpios->ndescs, reset_gpios->desc, values);
+               gpiod_set_array_value_cansleep(nvalues, reset_gpios->desc, 
values);
+               kfree(values);
        }
 }
 
diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 1a1501fde010..e10a00d0d44d 100644
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -1164,6 +1164,8 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, 
bool force_clkinit)
        if (host->state == STATE_WAITING_CMD11_DONE)
                sdmmc_cmd_bits |= SDMMC_CMD_VOLT_SWITCH;
 
+       slot->mmc->actual_clock = 0;
+
        if (!clock) {
                mci_writel(host, CLKENA, 0);
                mci_send_cmd(slot, sdmmc_cmd_bits, 0);
@@ -1209,6 +1211,8 @@ static void dw_mci_setup_bus(struct dw_mci_slot *slot, 
bool force_clkinit)
 
                /* keep the last clock value that was requested from core */
                slot->__clk_old = clock;
+               slot->mmc->actual_clock = div ? ((host->bus_hz / div) >> 1) :
+                                         host->bus_hz;
        }
 
        host->current_speed = clock;
diff --git a/drivers/mtd/nand/fsl_ifc_nand.c b/drivers/mtd/nand/fsl_ifc_nand.c
index 2f6b55229d5b..4c3b986dd74d 100644
--- a/drivers/mtd/nand/fsl_ifc_nand.c
+++ b/drivers/mtd/nand/fsl_ifc_nand.c
@@ -372,9 +372,16 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned 
int command,
 
        case NAND_CMD_READID:
        case NAND_CMD_PARAM: {
+               /*
+                * For READID, read 8 bytes that are currently used.
+                * For PARAM, read all 3 copies of 256-bytes pages.
+                */
+               int len = 8;
                int timing = IFC_FIR_OP_RB;
-               if (command == NAND_CMD_PARAM)
+               if (command == NAND_CMD_PARAM) {
                        timing = IFC_FIR_OP_RBCD;
+                       len = 256 * 3;
+               }
 
                ifc_out32((IFC_FIR_OP_CW0 << IFC_NAND_FIR0_OP0_SHIFT) |
                          (IFC_FIR_OP_UA  << IFC_NAND_FIR0_OP1_SHIFT) |
@@ -384,12 +391,8 @@ static void fsl_ifc_cmdfunc(struct mtd_info *mtd, unsigned 
int command,
                          &ifc->ifc_nand.nand_fcr0);
                ifc_out32(column, &ifc->ifc_nand.row3);
 
-               /*
-                * although currently it's 8 bytes for READID, we always read
-                * the maximum 256 bytes(for PARAM)
-                */
-               ifc_out32(256, &ifc->ifc_nand.nand_fbcr);
-               ifc_nand_ctrl->read_bytes = 256;
+               ifc_out32(len, &ifc->ifc_nand.nand_fbcr);
+               ifc_nand_ctrl->read_bytes = len;
 
                set_addr(mtd, 0, 0, 0);
                fsl_ifc_run_command(mtd);
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index b3df70d07ff6..7f64a76acd37 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -474,7 +474,7 @@ qca8k_set_pad_ctrl(struct qca8k_priv *priv, int port, int 
mode)
 static void
 qca8k_port_set_status(struct qca8k_priv *priv, int port, int enable)
 {
-       u32 mask = QCA8K_PORT_STATUS_TXMAC;
+       u32 mask = QCA8K_PORT_STATUS_TXMAC | QCA8K_PORT_STATUS_RXMAC;
 
        /* Port 0 and 6 have no internal PHY */
        if ((port > 0) && (port < 6))
@@ -491,6 +491,7 @@ qca8k_setup(struct dsa_switch *ds)
 {
        struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv;
        int ret, i, phy_mode = -1;
+       u32 mask;
 
        /* Make sure that port 0 is the cpu port */
        if (!dsa_is_cpu_port(ds, 0)) {
@@ -516,7 +517,10 @@ qca8k_setup(struct dsa_switch *ds)
        if (ret < 0)
                return ret;
 
-       /* Enable CPU Port */
+       /* Enable CPU Port, force it to maximum bandwidth and full-duplex */
+       mask = QCA8K_PORT_STATUS_SPEED_1000 | QCA8K_PORT_STATUS_TXFLOW |
+              QCA8K_PORT_STATUS_RXFLOW | QCA8K_PORT_STATUS_DUPLEX;
+       qca8k_write(priv, QCA8K_REG_PORT_STATUS(QCA8K_CPU_PORT), mask);
        qca8k_reg_set(priv, QCA8K_REG_GLOBAL_FW_CTRL0,
                      QCA8K_GLOBAL_FW_CTRL0_CPU_PORT_EN);
        qca8k_port_set_status(priv, QCA8K_CPU_PORT, 1);
@@ -585,6 +589,47 @@ qca8k_setup(struct dsa_switch *ds)
        return 0;
 }
 
+static void
+qca8k_adjust_link(struct dsa_switch *ds, int port, struct phy_device *phy)
+{
+       struct qca8k_priv *priv = ds->priv;
+       u32 reg;
+
+       /* Force fixed-link setting for CPU port, skip others. */
+       if (!phy_is_pseudo_fixed_link(phy))
+               return;
+
+       /* Set port speed */
+       switch (phy->speed) {
+       case 10:
+               reg = QCA8K_PORT_STATUS_SPEED_10;
+               break;
+       case 100:
+               reg = QCA8K_PORT_STATUS_SPEED_100;
+               break;
+       case 1000:
+               reg = QCA8K_PORT_STATUS_SPEED_1000;
+               break;
+       default:
+               dev_dbg(priv->dev, "port%d link speed %dMbps not supported.\n",
+                       port, phy->speed);
+               return;
+       }
+
+       /* Set duplex mode */
+       if (phy->duplex == DUPLEX_FULL)
+               reg |= QCA8K_PORT_STATUS_DUPLEX;
+
+       /* Force flow control */
+       if (dsa_is_cpu_port(ds, port))
+               reg |= QCA8K_PORT_STATUS_RXFLOW | QCA8K_PORT_STATUS_TXFLOW;
+
+       /* Force link down before changing MAC options */
+       qca8k_port_set_status(priv, port, 0);
+       qca8k_write(priv, QCA8K_REG_PORT_STATUS(port), reg);
+       qca8k_port_set_status(priv, port, 1);
+}
+
 static int
 qca8k_phy_read(struct dsa_switch *ds, int phy, int regnum)
 {
@@ -914,6 +959,7 @@ qca8k_get_tag_protocol(struct dsa_switch *ds)
 static struct dsa_switch_ops qca8k_switch_ops = {
        .get_tag_protocol       = qca8k_get_tag_protocol,
        .setup                  = qca8k_setup,
+       .adjust_link            = qca8k_adjust_link,
        .get_strings            = qca8k_get_strings,
        .phy_read               = qca8k_phy_read,
        .phy_write              = qca8k_phy_write,
@@ -946,6 +992,7 @@ qca8k_sw_probe(struct mdio_device *mdiodev)
                return -ENOMEM;
 
        priv->bus = mdiodev->bus;
+       priv->dev = &mdiodev->dev;
 
        /* read the switches ID register */
        id = qca8k_read(priv, QCA8K_REG_MASK_CTRL);
@@ -1018,6 +1065,7 @@ static SIMPLE_DEV_PM_OPS(qca8k_pm_ops,
                         qca8k_suspend, qca8k_resume);
 
 static const struct of_device_id qca8k_of_match[] = {
+       { .compatible = "qca,qca8334" },
        { .compatible = "qca,qca8337" },
        { /* sentinel */ },
 };
diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h
index 201464719531..9c22bc3210cd 100644
--- a/drivers/net/dsa/qca8k.h
+++ b/drivers/net/dsa/qca8k.h
@@ -51,8 +51,10 @@
 #define QCA8K_GOL_MAC_ADDR0                            0x60
 #define QCA8K_GOL_MAC_ADDR1                            0x64
 #define QCA8K_REG_PORT_STATUS(_i)                      (0x07c + (_i) * 4)
-#define   QCA8K_PORT_STATUS_SPEED                      GENMASK(2, 0)
-#define   QCA8K_PORT_STATUS_SPEED_S                    0
+#define   QCA8K_PORT_STATUS_SPEED                      GENMASK(1, 0)
+#define   QCA8K_PORT_STATUS_SPEED_10                   0
+#define   QCA8K_PORT_STATUS_SPEED_100                  0x1
+#define   QCA8K_PORT_STATUS_SPEED_1000                 0x2
 #define   QCA8K_PORT_STATUS_TXMAC                      BIT(2)
 #define   QCA8K_PORT_STATUS_RXMAC                      BIT(3)
 #define   QCA8K_PORT_STATUS_TXFLOW                     BIT(4)
@@ -167,6 +169,7 @@ struct qca8k_priv {
        struct ar8xxx_port_status port_sts[QCA8K_NUM_PORTS];
        struct dsa_switch *ds;
        struct mutex reg_mutex;
+       struct device *dev;
 };
 
 struct qca8k_mib_desc {
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c 
b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index ca57eb56c717..8777c3a4c095 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5257,6 +5257,9 @@ static int bnxt_update_link(struct bnxt *bp, bool 
chng_link_state)
        }
        mutex_unlock(&bp->hwrm_cmd_lock);
 
+       if (!BNXT_SINGLE_PF(bp))
+               return 0;
+
        diff = link_info->support_auto_speeds ^ link_info->advertising;
        if ((link_info->support_auto_speeds | diff) !=
            link_info->support_auto_speeds) {
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c 
b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 1499ce2bf9f6..029513294984 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -3729,6 +3729,7 @@ static int ixgbevf_set_mac(struct net_device *netdev, 
void *p)
                return -EPERM;
 
        ether_addr_copy(hw->mac.addr, addr->sa_data);
+       ether_addr_copy(hw->mac.perm_addr, addr->sa_data);
        ether_addr_copy(netdev->dev_addr, addr->sa_data);
 
        return 0;
diff --git a/drivers/net/ethernet/ti/cpsw-phy-sel.c 
b/drivers/net/ethernet/ti/cpsw-phy-sel.c
index 18013645e76c..0c1adad7415d 100644
--- a/drivers/net/ethernet/ti/cpsw-phy-sel.c
+++ b/drivers/net/ethernet/ti/cpsw-phy-sel.c
@@ -177,12 +177,18 @@ void cpsw_phy_sel(struct device *dev, phy_interface_t 
phy_mode, int slave)
        }
 
        dev = bus_find_device(&platform_bus_type, NULL, node, match);
-       of_node_put(node);
+       if (!dev) {
+               dev_err(dev, "unable to find platform device for %pOF\n", node);
+               goto out;
+       }
+
        priv = dev_get_drvdata(dev);
 
        priv->cpsw_phy_sel(priv, phy_mode, slave);
 
        put_device(dev);
+out:
+       of_node_put(node);
 }
 EXPORT_SYMBOL_GPL(cpsw_phy_sel);
 
diff --git a/drivers/net/wireless/ath/regd.h b/drivers/net/wireless/ath/regd.h
index 565d3075f06e..8553ab44d930 100644
--- a/drivers/net/wireless/ath/regd.h
+++ b/drivers/net/wireless/ath/regd.h
@@ -68,12 +68,14 @@ enum CountryCode {
        CTRY_AUSTRALIA = 36,
        CTRY_AUSTRIA = 40,
        CTRY_AZERBAIJAN = 31,
+       CTRY_BAHAMAS = 44,
        CTRY_BAHRAIN = 48,
        CTRY_BANGLADESH = 50,
        CTRY_BARBADOS = 52,
        CTRY_BELARUS = 112,
        CTRY_BELGIUM = 56,
        CTRY_BELIZE = 84,
+       CTRY_BERMUDA = 60,
        CTRY_BOLIVIA = 68,
        CTRY_BOSNIA_HERZ = 70,
        CTRY_BRAZIL = 76,
@@ -159,6 +161,7 @@ enum CountryCode {
        CTRY_ROMANIA = 642,
        CTRY_RUSSIA = 643,
        CTRY_SAUDI_ARABIA = 682,
+       CTRY_SERBIA = 688,
        CTRY_SERBIA_MONTENEGRO = 891,
        CTRY_SINGAPORE = 702,
        CTRY_SLOVAKIA = 703,
@@ -170,11 +173,13 @@ enum CountryCode {
        CTRY_SWITZERLAND = 756,
        CTRY_SYRIA = 760,
        CTRY_TAIWAN = 158,
+       CTRY_TANZANIA = 834,
        CTRY_THAILAND = 764,
        CTRY_TRINIDAD_Y_TOBAGO = 780,
        CTRY_TUNISIA = 788,
        CTRY_TURKEY = 792,
        CTRY_UAE = 784,
+       CTRY_UGANDA = 800,
        CTRY_UKRAINE = 804,
        CTRY_UNITED_KINGDOM = 826,
        CTRY_UNITED_STATES = 840,
diff --git a/drivers/net/wireless/ath/regd_common.h 
b/drivers/net/wireless/ath/regd_common.h
index bdd2b4d61f2f..15bbd1e0d912 100644
--- a/drivers/net/wireless/ath/regd_common.h
+++ b/drivers/net/wireless/ath/regd_common.h
@@ -35,6 +35,7 @@ enum EnumRd {
        FRANCE_RES = 0x31,
        FCC3_FCCA = 0x3A,
        FCC3_WORLD = 0x3B,
+       FCC3_ETSIC = 0x3F,
 
        ETSI1_WORLD = 0x37,
        ETSI3_ETSIA = 0x32,
@@ -44,6 +45,7 @@ enum EnumRd {
        ETSI4_ETSIC = 0x38,
        ETSI5_WORLD = 0x39,
        ETSI6_WORLD = 0x34,
+       ETSI8_WORLD = 0x3D,
        ETSI_RESERVED = 0x33,
 
        MKK1_MKKA = 0x40,
@@ -59,6 +61,7 @@ enum EnumRd {
        MKK1_MKKA1 = 0x4A,
        MKK1_MKKA2 = 0x4B,
        MKK1_MKKC = 0x4C,
+       APL2_FCCA = 0x4D,
 
        APL3_FCCA = 0x50,
        APL1_WORLD = 0x52,
@@ -67,6 +70,7 @@ enum EnumRd {
        APL1_ETSIC = 0x55,
        APL2_ETSIC = 0x56,
        APL5_WORLD = 0x58,
+       APL13_WORLD = 0x5A,
        APL6_WORLD = 0x5B,
        APL7_FCCA = 0x5C,
        APL8_WORLD = 0x5D,
@@ -168,6 +172,7 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
        {FCC2_ETSIC, CTL_FCC, CTL_ETSI},
        {FCC3_FCCA, CTL_FCC, CTL_FCC},
        {FCC3_WORLD, CTL_FCC, CTL_ETSI},
+       {FCC3_ETSIC, CTL_FCC, CTL_ETSI},
        {FCC4_FCCA, CTL_FCC, CTL_FCC},
        {FCC5_FCCA, CTL_FCC, CTL_FCC},
        {FCC6_FCCA, CTL_FCC, CTL_FCC},
@@ -179,6 +184,7 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
        {ETSI4_WORLD, CTL_ETSI, CTL_ETSI},
        {ETSI5_WORLD, CTL_ETSI, CTL_ETSI},
        {ETSI6_WORLD, CTL_ETSI, CTL_ETSI},
+       {ETSI8_WORLD, CTL_ETSI, CTL_ETSI},
 
        /* XXX: For ETSI3_ETSIA, Was NO_CTL meant for the 2 GHz band ? */
        {ETSI3_ETSIA, CTL_ETSI, CTL_ETSI},
@@ -188,9 +194,11 @@ static struct reg_dmn_pair_mapping regDomainPairs[] = {
        {FCC1_FCCA, CTL_FCC, CTL_FCC},
        {APL1_WORLD, CTL_FCC, CTL_ETSI},
        {APL2_WORLD, CTL_FCC, CTL_ETSI},
+       {APL2_FCCA, CTL_FCC, CTL_FCC},
        {APL3_WORLD, CTL_FCC, CTL_ETSI},
        {APL4_WORLD, CTL_FCC, CTL_ETSI},
        {APL5_WORLD, CTL_FCC, CTL_ETSI},
+       {APL13_WORLD, CTL_ETSI, CTL_ETSI},
        {APL6_WORLD, CTL_ETSI, CTL_ETSI},
        {APL8_WORLD, CTL_ETSI, CTL_ETSI},
        {APL9_WORLD, CTL_ETSI, CTL_ETSI},
@@ -298,6 +306,7 @@ static struct country_code_to_enum_rd allCountries[] = {
        {CTRY_AUSTRALIA2, FCC6_WORLD, "AU"},
        {CTRY_AUSTRIA, ETSI1_WORLD, "AT"},
        {CTRY_AZERBAIJAN, ETSI4_WORLD, "AZ"},
+       {CTRY_BAHAMAS, FCC3_WORLD, "BS"},
        {CTRY_BAHRAIN, APL6_WORLD, "BH"},
        {CTRY_BANGLADESH, NULL1_WORLD, "BD"},
        {CTRY_BARBADOS, FCC2_WORLD, "BB"},
@@ -305,6 +314,7 @@ static struct country_code_to_enum_rd allCountries[] = {
        {CTRY_BELGIUM, ETSI1_WORLD, "BE"},
        {CTRY_BELGIUM2, ETSI4_WORLD, "BL"},
        {CTRY_BELIZE, APL1_ETSIC, "BZ"},
+       {CTRY_BERMUDA, FCC3_FCCA, "BM"},
        {CTRY_BOLIVIA, APL1_ETSIC, "BO"},
        {CTRY_BOSNIA_HERZ, ETSI1_WORLD, "BA"},
        {CTRY_BRAZIL, FCC3_WORLD, "BR"},
@@ -444,6 +454,7 @@ static struct country_code_to_enum_rd allCountries[] = {
        {CTRY_ROMANIA, NULL1_WORLD, "RO"},
        {CTRY_RUSSIA, NULL1_WORLD, "RU"},
        {CTRY_SAUDI_ARABIA, NULL1_WORLD, "SA"},
+       {CTRY_SERBIA, ETSI1_WORLD, "RS"},
        {CTRY_SERBIA_MONTENEGRO, ETSI1_WORLD, "CS"},
        {CTRY_SINGAPORE, APL6_WORLD, "SG"},
        {CTRY_SLOVAKIA, ETSI1_WORLD, "SK"},
@@ -455,10 +466,12 @@ static struct country_code_to_enum_rd allCountries[] = {
        {CTRY_SWITZERLAND, ETSI1_WORLD, "CH"},
        {CTRY_SYRIA, NULL1_WORLD, "SY"},
        {CTRY_TAIWAN, APL3_FCCA, "TW"},
+       {CTRY_TANZANIA, APL1_WORLD, "TZ"},
        {CTRY_THAILAND, FCC3_WORLD, "TH"},
        {CTRY_TRINIDAD_Y_TOBAGO, FCC3_WORLD, "TT"},
        {CTRY_TUNISIA, ETSI3_WORLD, "TN"},
        {CTRY_TURKEY, ETSI3_WORLD, "TR"},
+       {CTRY_UGANDA, FCC3_WORLD, "UG"},
        {CTRY_UKRAINE, NULL1_WORLD, "UA"},
        {CTRY_UAE, NULL1_WORLD, "AE"},
        {CTRY_UNITED_KINGDOM, ETSI1_WORLD, "GB"},
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c 
b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
index 746f8c9a891d..e69cf0ef9574 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c
@@ -1099,6 +1099,7 @@ static const struct sdio_device_id brcmf_sdmmc_ids[] = {
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43340),
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43341),
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43362),
+       BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43364),
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4335_4339),
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_4339),
        BRCMF_SDIO_DEVICE(SDIO_DEVICE_ID_BROADCOM_43430),
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c 
b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
index 6fe5546dc773..996a928142ad 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/rx.c
@@ -898,6 +898,8 @@ int iwl_pcie_rx_init(struct iwl_trans *trans)
                                                WQ_HIGHPRI | WQ_UNBOUND, 1);
        INIT_WORK(&rba->rx_alloc, iwl_pcie_rx_allocator_work);
 
+       cancel_work_sync(&rba->rx_alloc);
+
        spin_lock(&rba->lock);
        atomic_set(&rba->req_pending, 0);
        atomic_set(&rba->req_ready, 0);
diff --git a/drivers/net/wireless/marvell/mwifiex/usb.c 
b/drivers/net/wireless/marvell/mwifiex/usb.c
index 73eb0846db21..09185a1f7379 100644
--- a/drivers/net/wireless/marvell/mwifiex/usb.c
+++ b/drivers/net/wireless/marvell/mwifiex/usb.c
@@ -624,6 +624,9 @@ static void mwifiex_usb_disconnect(struct usb_interface 
*intf)
                                         MWIFIEX_FUNC_SHUTDOWN);
        }
 
+       if (adapter->workqueue)
+               flush_workqueue(adapter->workqueue);
+
        mwifiex_usb_free(card);
 
        mwifiex_dbg(adapter, FATAL,
diff --git a/drivers/net/wireless/marvell/mwifiex/util.c 
b/drivers/net/wireless/marvell/mwifiex/util.c
index 18fbb96a46e9..d75756c68e16 100644
--- a/drivers/net/wireless/marvell/mwifiex/util.c
+++ b/drivers/net/wireless/marvell/mwifiex/util.c
@@ -723,12 +723,14 @@ void mwifiex_hist_data_set(struct mwifiex_private *priv, 
u8 rx_rate, s8 snr,
                           s8 nflr)
 {
        struct mwifiex_histogram_data *phist_data = priv->hist_data;
+       s8 nf   = -nflr;
+       s8 rssi = snr - nflr;
 
        atomic_inc(&phist_data->num_samples);
        atomic_inc(&phist_data->rx_rate[rx_rate]);
-       atomic_inc(&phist_data->snr[snr]);
-       atomic_inc(&phist_data->noise_flr[128 + nflr]);
-       atomic_inc(&phist_data->sig_str[nflr - snr]);
+       atomic_inc(&phist_data->snr[snr + 128]);
+       atomic_inc(&phist_data->noise_flr[nf + 128]);
+       atomic_inc(&phist_data->sig_str[rssi + 128]);
 }
 
 /* function to reset histogram data during init/reset */
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c 
b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index 8428858204a6..fc895b466ebb 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -155,7 +155,6 @@ static void rsi_reset_card(struct sdio_func *pfunction)
        int err;
        struct mmc_card *card = pfunction->card;
        struct mmc_host *host = card->host;
-       s32 bit = (fls(host->ocr_avail) - 1);
        u8 cmd52_resp;
        u32 clock, resp, i;
        u16 rca;
@@ -175,7 +174,6 @@ static void rsi_reset_card(struct sdio_func *pfunction)
        msleep(20);
 
        /* Initialize the SDIO card */
-       host->ios.vdd = bit;
        host->ios.chip_select = MMC_CS_DONTCARE;
        host->ios.bus_mode = MMC_BUSMODE_OPENDRAIN;
        host->ios.power_mode = MMC_POWER_UP;
diff --git a/drivers/net/wireless/ti/wlcore/sdio.c 
b/drivers/net/wireless/ti/wlcore/sdio.c
index 47fe7f96a242..6921cb0bf563 100644
--- a/drivers/net/wireless/ti/wlcore/sdio.c
+++ b/drivers/net/wireless/ti/wlcore/sdio.c
@@ -404,6 +404,11 @@ static int wl1271_suspend(struct device *dev)
        mmc_pm_flag_t sdio_flags;
        int ret = 0;
 
+       if (!wl) {
+               dev_err(dev, "no wilink module was probed\n");
+               goto out;
+       }
+
        dev_dbg(dev, "wl1271 suspend. wow_enabled: %d\n",
                wl->wow_enabled);
 
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 520050eae836..a5908e4c06cb 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -238,7 +238,7 @@ static void rx_refill_timeout(unsigned long data)
 static int netfront_tx_slot_available(struct netfront_queue *queue)
 {
        return (queue->tx.req_prod_pvt - queue->tx.rsp_cons) <
-               (NET_TX_RING_SIZE - MAX_SKB_FRAGS - 2);
+               (NET_TX_RING_SIZE - XEN_NETIF_NR_SLOTS_MIN - 1);
 }
 
 static void xennet_maybe_wake_tx(struct netfront_queue *queue)
@@ -789,7 +789,7 @@ static int xennet_get_responses(struct netfront_queue 
*queue,
        RING_IDX cons = queue->rx.rsp_cons;
        struct sk_buff *skb = xennet_get_rx_skb(queue, cons);
        grant_ref_t ref = xennet_get_rx_ref(queue, cons);
-       int max = MAX_SKB_FRAGS + (rx->status <= RX_COPY_THRESHOLD);
+       int max = XEN_NETIF_NR_SLOTS_MIN + (rx->status <= RX_COPY_THRESHOLD);
        int slots = 1;
        int err = 0;
        unsigned long ret;
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 1b4d93e9157e..824e282cd80e 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -1031,6 +1031,8 @@ static inline void 
*nvmem_cell_prepare_write_buffer(struct nvmem_cell *cell,
 
                /* setup the first byte with lsb bits from nvmem */
                rc = nvmem_reg_read(nvmem, cell->offset, &v, 1);
+               if (rc)
+                       goto err;
                *b++ |= GENMASK(bit_offset - 1, 0) & v;
 
                /* setup rest of the byte if any */
@@ -1049,11 +1051,16 @@ static inline void 
*nvmem_cell_prepare_write_buffer(struct nvmem_cell *cell,
                /* setup the last byte with msb bits from nvmem */
                rc = nvmem_reg_read(nvmem,
                                    cell->offset + cell->bytes - 1, &v, 1);
+               if (rc)
+                       goto err;
                *p |= GENMASK(7, (nbits + bit_offset) % BITS_PER_BYTE) & v;
 
        }
 
        return buf;
+err:
+       kfree(buf);
+       return ERR_PTR(rc);
 }
 
 /**
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index f9f4d1c18eb2..e5d8e2e2bd30 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -180,13 +180,16 @@ static ssize_t enable_store(struct device *dev, struct 
device_attribute *attr,
        if (!capable(CAP_SYS_ADMIN))
                return -EPERM;
 
-       if (!val) {
-               if (pci_is_enabled(pdev))
-                       pci_disable_device(pdev);
-               else
-                       result = -EIO;
-       } else
+       device_lock(dev);
+       if (dev->driver)
+               result = -EBUSY;
+       else if (val)
                result = pci_enable_device(pdev);
+       else if (pci_is_enabled(pdev))
+               pci_disable_device(pdev);
+       else
+               result = -EIO;
+       device_unlock(dev);
 
        return result < 0 ? result : count;
 }
diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c 
b/drivers/pinctrl/pinctrl-at91-pio4.c
index 28bbc1bb9e6c..88ba9c50cc8e 100644
--- a/drivers/pinctrl/pinctrl-at91-pio4.c
+++ b/drivers/pinctrl/pinctrl-at91-pio4.c
@@ -573,8 +573,10 @@ static int atmel_pctl_dt_node_to_map(struct pinctrl_dev 
*pctldev,
                for_each_child_of_node(np_config, np) {
                        ret = atmel_pctl_dt_subnode_to_map(pctldev, np, map,
                                                    &reserved_maps, num_maps);
-                       if (ret < 0)
+                       if (ret < 0) {
+                               of_node_put(np);
                                break;
+                       }
                }
        }
 
diff --git a/drivers/regulator/pfuze100-regulator.c 
b/drivers/regulator/pfuze100-regulator.c
index cb18b5c4f2db..86b348740fcd 100644
--- a/drivers/regulator/pfuze100-regulator.c
+++ b/drivers/regulator/pfuze100-regulator.c
@@ -153,6 +153,7 @@ static struct regulator_ops pfuze100_sw_regulator_ops = {
 static struct regulator_ops pfuze100_swb_regulator_ops = {
        .enable = regulator_enable_regmap,
        .disable = regulator_disable_regmap,
+       .is_enabled = regulator_is_enabled_regmap,
        .list_voltage = regulator_list_voltage_table,
        .map_voltage = regulator_map_voltage_ascend,
        .set_voltage_sel = regulator_set_voltage_sel_regmap,
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 25cf3069e2e7..4131bfb2cc61 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -359,6 +359,11 @@ int rtc_set_alarm(struct rtc_device *rtc, struct 
rtc_wkalrm *alarm)
 {
        int err;
 
+       if (!rtc->ops)
+               return -ENODEV;
+       else if (!rtc->ops->set_alarm)
+               return -EINVAL;
+
        err = rtc_valid_tm(&alarm->time);
        if (err != 0)
                return err;
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index a56a7b243e91..5466246c69b4 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -889,6 +889,11 @@ static int twa_chrdev_open(struct inode *inode, struct 
file *file)
        unsigned int minor_number;
        int retval = TW_IOCTL_ERROR_OS_ENODEV;
 
+       if (!capable(CAP_SYS_ADMIN)) {
+               retval = -EACCES;
+               goto out;
+       }
+
        minor_number = iminor(inode);
        if (minor_number >= twa_device_extension_count)
                goto out;
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index 25aba1613e21..24ac19e31003 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -1034,6 +1034,9 @@ static int tw_chrdev_open(struct inode *inode, struct 
file *file)
 
        dprintk(KERN_WARNING "3w-xxxx: tw_ioctl_open()\n");
 
+       if (!capable(CAP_SYS_ADMIN))
+               return -EACCES;
+
        minor_number = iminor(inode);
        if (minor_number >= tw_device_extension_count)
                return -ENODEV;
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 9d05302a3bcd..19bffe0b2cc0 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -4197,6 +4197,9 @@ megaraid_probe_one(struct pci_dev *pdev, const struct 
pci_device_id *id)
        int irq, i, j;
        int error = -ENODEV;
 
+       if (hba_count >= MAX_CONTROLLERS)
+               goto out;
+
        if (pci_enable_device(pdev))
                goto out;
        pci_set_master(pdev);
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c 
b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index a156451553a7..f722a0e6caa4 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -2031,6 +2031,9 @@ megasas_build_syspd_fusion(struct megasas_instance 
*instance,
                pRAID_Context->timeoutValue = cpu_to_le16(os_timeout_value);
                pRAID_Context->VirtualDiskTgtId = cpu_to_le16(device_id);
        } else {
+               if (os_timeout_value)
+                       os_timeout_value++;
+
                /* system pd Fast Path */
                io_request->Function = MPI2_FUNCTION_SCSI_IO_REQUEST;
                timeout_limit = (scmd->device->type == TYPE_DISK) ?
diff --git a/drivers/scsi/scsi_dh.c b/drivers/scsi/scsi_dh.c
index a5e30e9449ef..375cede0c534 100644
--- a/drivers/scsi/scsi_dh.c
+++ b/drivers/scsi/scsi_dh.c
@@ -58,7 +58,10 @@ static const struct scsi_dh_blist scsi_dh_blist[] = {
        {"IBM", "3526",                 "rdac", },
        {"IBM", "3542",                 "rdac", },
        {"IBM", "3552",                 "rdac", },
-       {"SGI", "TP9",                  "rdac", },
+       {"SGI", "TP9300",               "rdac", },
+       {"SGI", "TP9400",               "rdac", },
+       {"SGI", "TP9500",               "rdac", },
+       {"SGI", "TP9700",               "rdac", },
        {"SGI", "IS",                   "rdac", },
        {"STK", "OPENstorage",          "rdac", },
        {"STK", "FLEXLINE 380",         "rdac", },
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 86a3110c6d75..f857086ce2fa 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -4012,6 +4012,7 @@ static void ufshcd_exception_event_handler(struct 
work_struct *work)
        hba = container_of(work, struct ufs_hba, eeh_work);
 
        pm_runtime_get_sync(hba->dev);
+       scsi_block_requests(hba->host);
        err = ufshcd_get_ee_status(hba, &status);
        if (err) {
                dev_err(hba->dev, "%s: failed to get exception status %d\n",
@@ -4025,6 +4026,7 @@ static void ufshcd_exception_event_handler(struct 
work_struct *work)
                ufshcd_bkops_exception_event_handler(hba);
 
 out:
+       scsi_unblock_requests(hba->host);
        pm_runtime_put_sync(hba->dev);
        return;
 }
diff --git a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c 
b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
index ea9a0c21d29d..4ff293129675 100644
--- a/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
+++ b/drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd_cb.c
@@ -1299,11 +1299,6 @@ kiblnd_connect_peer(struct kib_peer *peer)
                goto failed2;
        }
 
-       LASSERT(cmid->device);
-       CDEBUG(D_NET, "%s: connection bound to %s:%pI4h:%s\n",
-              libcfs_nid2str(peer->ibp_nid), dev->ibd_ifname,
-              &dev->ibd_ifip, cmid->device->name);
-
        return;
 
  failed2:
@@ -3005,8 +3000,19 @@ kiblnd_cm_callback(struct rdma_cm_id *cmid, struct 
rdma_cm_event *event)
                } else {
                        rc = rdma_resolve_route(
                                cmid, *kiblnd_tunables.kib_timeout * 1000);
-                       if (!rc)
+                       if (!rc) {
+                               struct kib_net *net = peer->ibp_ni->ni_data;
+                               struct kib_dev *dev = net->ibn_dev;
+
+                               CDEBUG(D_NET, "%s: connection bound to "\
+                                      "%s:%pI4h:%s\n",
+                                      libcfs_nid2str(peer->ibp_nid),
+                                      dev->ibd_ifname,
+                                      &dev->ibd_ifip, cmid->device->name);
+
                                return 0;
+                       }
+
                        /* Can't initiate route resolution */
                        CERROR("Can't resolve route for %s: %d\n",
                               libcfs_nid2str(peer->ibp_nid), rc);
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c 
b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
index d18ab3f28c70..9addcdbe9374 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_lock.c
@@ -1489,8 +1489,10 @@ struct ldlm_lock *ldlm_lock_create(struct ldlm_namespace 
*ns,
                return ERR_CAST(res);
 
        lock = ldlm_lock_new(res);
-       if (!lock)
+       if (!lock) {
+               ldlm_resource_putref(res);
                return ERR_PTR(-ENOMEM);
+       }
 
        lock->l_req_mode = mode;
        lock->l_ast_data = data;
@@ -1533,6 +1535,8 @@ struct ldlm_lock *ldlm_lock_create(struct ldlm_namespace 
*ns,
        return ERR_PTR(rc);
 }
 
+
+
 /**
  * Enqueue (request) a lock.
  * On the client this is called from ldlm_cli_enqueue_fini
diff --git a/drivers/staging/lustre/lustre/llite/xattr.c 
b/drivers/staging/lustre/lustre/llite/xattr.c
index e070adb7a3cc..57121fd5f050 100644
--- a/drivers/staging/lustre/lustre/llite/xattr.c
+++ b/drivers/staging/lustre/lustre/llite/xattr.c
@@ -103,7 +103,11 @@ ll_xattr_set_common(const struct xattr_handler *handler,
        __u64 valid;
        int rc;
 
-       if (flags == XATTR_REPLACE) {
+       /* When setxattr() is called with a size of 0 the value is
+        * unconditionally replaced by "". When removexattr() is
+        * called we get a NULL value and XATTR_REPLACE for flags.
+        */
+       if (!value && flags == XATTR_REPLACE) {
                ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_REMOVEXATTR, 1);
                valid = OBD_MD_FLXATTRRM;
        } else {
diff --git a/drivers/thermal/samsung/exynos_tmu.c 
b/drivers/thermal/samsung/exynos_tmu.c
index a45810b43f70..c974cb5fb958 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -598,6 +598,7 @@ static int exynos5433_tmu_initialize(struct platform_device 
*pdev)
                threshold_code = temp_to_code(data, temp);
 
                rising_threshold = readl(data->base + rising_reg_offset);
+               rising_threshold &= ~(0xff << j * 8);
                rising_threshold |= (threshold_code << j * 8);
                writel(rising_threshold, data->base + rising_reg_offset);
 
diff --git a/drivers/tty/hvc/hvc_opal.c b/drivers/tty/hvc/hvc_opal.c
index 510799311099..1fc5d5b82778 100644
--- a/drivers/tty/hvc/hvc_opal.c
+++ b/drivers/tty/hvc/hvc_opal.c
@@ -332,7 +332,6 @@ static void udbg_init_opal_common(void)
        udbg_putc = udbg_opal_putc;
        udbg_getc = udbg_opal_getc;
        udbg_getc_poll = udbg_opal_getc_poll;
-       tb_ticks_per_usec = 0x200; /* Make udelay not suck */
 }
 
 void __init hvc_opal_init_early(void)
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index 2b907385b4a8..171130a9ecc8 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -106,16 +106,19 @@ static void pty_unthrottle(struct tty_struct *tty)
 static int pty_write(struct tty_struct *tty, const unsigned char *buf, int c)
 {
        struct tty_struct *to = tty->link;
+       unsigned long flags;
 
        if (tty->stopped)
                return 0;
 
        if (c > 0) {
+               spin_lock_irqsave(&to->port->lock, flags);
                /* Stuff the data into the input queue of the other end */
                c = tty_insert_flip_string(to->port, buf, c);
                /* And shovel */
                if (c)
                        tty_flip_buffer_push(to->port);
+               spin_unlock_irqrestore(&to->port->lock, flags);
        }
        return c;
 }
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index bdb19db542a4..7aee55244b4a 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -3363,6 +3363,10 @@ static int wait_for_connected(struct usb_device *udev,
        while (delay_ms < 2000) {
                if (status || *portstatus & USB_PORT_STAT_CONNECTION)
                        break;
+               if (!port_is_power_on(hub, *portstatus)) {
+                       status = -ENODEV;
+                       break;
+               }
                msleep(20);
                delay_ms += 20;
                status = hub_port_status(hub, *port1, portstatus, portchange);
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index 0a0cf154814b..984d6aae7529 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -2544,34 +2544,29 @@ static void dwc2_hc_init_xfer(struct dwc2_hsotg *hsotg,
 
 #define DWC2_USB_DMA_ALIGN 4
 
-struct dma_aligned_buffer {
-       void *kmalloc_ptr;
-       void *old_xfer_buffer;
-       u8 data[0];
-};
-
 static void dwc2_free_dma_aligned_buffer(struct urb *urb)
 {
-       struct dma_aligned_buffer *temp;
+       void *stored_xfer_buffer;
 
        if (!(urb->transfer_flags & URB_ALIGNED_TEMP_BUFFER))
                return;
 
-       temp = container_of(urb->transfer_buffer,
-               struct dma_aligned_buffer, data);
+       /* Restore urb->transfer_buffer from the end of the allocated area */
+       memcpy(&stored_xfer_buffer, urb->transfer_buffer +
+              urb->transfer_buffer_length, sizeof(urb->transfer_buffer));
 
        if (usb_urb_dir_in(urb))
-               memcpy(temp->old_xfer_buffer, temp->data,
+               memcpy(stored_xfer_buffer, urb->transfer_buffer,
                       urb->transfer_buffer_length);
-       urb->transfer_buffer = temp->old_xfer_buffer;
-       kfree(temp->kmalloc_ptr);
+       kfree(urb->transfer_buffer);
+       urb->transfer_buffer = stored_xfer_buffer;
 
        urb->transfer_flags &= ~URB_ALIGNED_TEMP_BUFFER;
 }
 
 static int dwc2_alloc_dma_aligned_buffer(struct urb *urb, gfp_t mem_flags)
 {
-       struct dma_aligned_buffer *temp, *kmalloc_ptr;
+       void *kmalloc_ptr;
        size_t kmalloc_size;
 
        if (urb->num_sgs || urb->sg ||
@@ -2579,22 +2574,29 @@ static int dwc2_alloc_dma_aligned_buffer(struct urb 
*urb, gfp_t mem_flags)
            !((uintptr_t)urb->transfer_buffer & (DWC2_USB_DMA_ALIGN - 1)))
                return 0;
 
-       /* Allocate a buffer with enough padding for alignment */
+       /*
+        * Allocate a buffer with enough padding for original transfer_buffer
+        * pointer. This allocation is guaranteed to be aligned properly for
+        * DMA
+        */
        kmalloc_size = urb->transfer_buffer_length +
-               sizeof(struct dma_aligned_buffer) + DWC2_USB_DMA_ALIGN - 1;
+               sizeof(urb->transfer_buffer);
 
        kmalloc_ptr = kmalloc(kmalloc_size, mem_flags);
        if (!kmalloc_ptr)
                return -ENOMEM;
 
-       /* Position our struct dma_aligned_buffer such that data is aligned */
-       temp = PTR_ALIGN(kmalloc_ptr + 1, DWC2_USB_DMA_ALIGN) - 1;
-       temp->kmalloc_ptr = kmalloc_ptr;
-       temp->old_xfer_buffer = urb->transfer_buffer;
+       /*
+        * Position value of original urb->transfer_buffer pointer to the end
+        * of allocation for later referencing
+        */
+       memcpy(kmalloc_ptr + urb->transfer_buffer_length,
+              &urb->transfer_buffer, sizeof(urb->transfer_buffer));
+
        if (usb_urb_dir_out(urb))
-               memcpy(temp->data, urb->transfer_buffer,
+               memcpy(kmalloc_ptr, urb->transfer_buffer,
                       urb->transfer_buffer_length);
-       urb->transfer_buffer = temp->data;
+       urb->transfer_buffer = kmalloc_ptr;
 
        urb->transfer_flags |= URB_ALIGNED_TEMP_BUFFER;
 
diff --git a/drivers/vfio/platform/vfio_platform_common.c 
b/drivers/vfio/platform/vfio_platform_common.c
index d78142830754..d143d08c4f0f 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -696,18 +696,23 @@ int vfio_platform_probe_common(struct 
vfio_platform_device *vdev,
        group = vfio_iommu_group_get(dev);
        if (!group) {
                pr_err("VFIO: No IOMMU group for device %s\n", vdev->name);
-               return -EINVAL;
+               ret = -EINVAL;
+               goto put_reset;
        }
 
        ret = vfio_add_group_dev(dev, &vfio_platform_ops, vdev);
-       if (ret) {
-               vfio_iommu_group_put(group, dev);
-               return ret;
-       }
+       if (ret)
+               goto put_iommu;
 
        mutex_init(&vdev->igate);
 
        return 0;
+
+put_iommu:
+       vfio_iommu_group_put(group, dev);
+put_reset:
+       vfio_platform_put_reset(vdev);
+       return ret;
 }
 EXPORT_SYMBOL_GPL(vfio_platform_probe_common);
 
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index dfd99867ff4d..9afad8c14220 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -2236,6 +2236,21 @@ void assert_qgroups_uptodate(struct btrfs_trans_handle 
*trans)
        BUG();
 }
 
+/*
+ * Check if the leaf is the last leaf. Which means all node pointers
+ * are at their last position.
+ */
+static bool is_last_leaf(struct btrfs_path *path)
+{
+       int i;
+
+       for (i = 1; i < BTRFS_MAX_LEVEL && path->nodes[i]; i++) {
+               if (path->slots[i] != btrfs_header_nritems(path->nodes[i]) - 1)
+                       return false;
+       }
+       return true;
+}
+
 /*
  * returns < 0 on error, 0 when more leafs are to be scanned.
  * returns 1 when done.
@@ -2249,6 +2264,7 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct 
btrfs_path *path,
        struct ulist *roots = NULL;
        struct seq_list tree_mod_seq_elem = SEQ_LIST_INIT(tree_mod_seq_elem);
        u64 num_bytes;
+       bool done;
        int slot;
        int ret;
 
@@ -2277,6 +2293,7 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct 
btrfs_path *path,
                mutex_unlock(&fs_info->qgroup_rescan_lock);
                return ret;
        }
+       done = is_last_leaf(path);
 
        btrfs_item_key_to_cpu(path->nodes[0], &found,
                              btrfs_header_nritems(path->nodes[0]) - 1);
@@ -2323,6 +2340,8 @@ qgroup_rescan_leaf(struct btrfs_fs_info *fs_info, struct 
btrfs_path *path,
        }
        btrfs_put_tree_mod_seq(fs_info, &tree_mod_seq_elem);
 
+       if (done && !ret)
+               ret = 1;
        return ret;
 }
 
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 44d34923de9c..44966fd00790 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -2979,8 +2979,11 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
        mutex_unlock(&log_root_tree->log_mutex);
 
        /*
-        * The barrier before waitqueue_active is implied by mutex_unlock
+        * The barrier before waitqueue_active is needed so all the updates
+        * above are seen by the woken threads. It might not be necessary, but
+        * proving that seems to be hard.
         */
+       smp_mb();
        if (waitqueue_active(&log_root_tree->log_commit_wait[index2]))
                wake_up(&log_root_tree->log_commit_wait[index2]);
 out:
@@ -2991,8 +2994,11 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
        mutex_unlock(&root->log_mutex);
 
        /*
-        * The barrier before waitqueue_active is implied by mutex_unlock
+        * The barrier before waitqueue_active is needed so all the updates
+        * above are seen by the woken threads. It might not be necessary, but
+        * proving that seems to be hard.
         */
+       smp_mb();
        if (waitqueue_active(&root->log_commit_wait[index1]))
                wake_up(&root->log_commit_wait[index1]);
        return ret;
diff --git a/fs/crypto/crypto.c b/fs/crypto/crypto.c
index 73de1446c8d4..1a8962569b5c 100644
--- a/fs/crypto/crypto.c
+++ b/fs/crypto/crypto.c
@@ -517,8 +517,17 @@ EXPORT_SYMBOL(fscrypt_initialize);
  */
 static int __init fscrypt_init(void)
 {
+       /*
+        * Use an unbound workqueue to allow bios to be decrypted in parallel
+        * even when they happen to complete on the same CPU.  This sacrifices
+        * locality, but it's worthwhile since decryption is CPU-intensive.
+        *
+        * Also use a high-priority workqueue to prioritize decryption work,
+        * which blocks reads from completing, over regular application tasks.
+        */
        fscrypt_read_workqueue = alloc_workqueue("fscrypt_read_queue",
-                                                       WQ_HIGHPRI, 0);
+                                                WQ_UNBOUND | WQ_HIGHPRI,
+                                                num_online_cpus());
        if (!fscrypt_read_workqueue)
                goto fail;
 
diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
index ad13f07cf0d3..2455fe1446d6 100644
--- a/fs/ext4/balloc.c
+++ b/fs/ext4/balloc.c
@@ -378,6 +378,8 @@ static int ext4_validate_block_bitmap(struct super_block 
*sb,
                return -EFSCORRUPTED;
 
        ext4_lock_group(sb, block_group);
+       if (buffer_verified(bh))
+               goto verified;
        if (unlikely(!ext4_block_bitmap_csum_verify(sb, block_group,
                        desc, bh))) {
                ext4_unlock_group(sb, block_group);
@@ -400,6 +402,7 @@ static int ext4_validate_block_bitmap(struct super_block 
*sb,
                return -EFSCORRUPTED;
        }
        set_buffer_verified(bh);
+verified:
        ext4_unlock_group(sb, block_group);
        return 0;
 }
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 460866b2166d..ffaf66a51de3 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -88,6 +88,8 @@ static int ext4_validate_inode_bitmap(struct super_block *sb,
                return -EFSCORRUPTED;
 
        ext4_lock_group(sb, block_group);
+       if (buffer_verified(bh))
+               goto verified;
        blk = ext4_inode_bitmap(sb, desc);
        if (!ext4_inode_bitmap_csum_verify(sb, block_group, desc, bh,
                                           EXT4_INODES_PER_GROUP(sb) / 8)) {
@@ -105,6 +107,7 @@ static int ext4_validate_inode_bitmap(struct super_block 
*sb,
                return -EFSBADCRC;
        }
        set_buffer_verified(bh);
+verified:
        ext4_unlock_group(sb, block_group);
        return 0;
 }
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index e6ac24de119d..436baf7cdca3 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -679,6 +679,10 @@ int ext4_try_to_write_inline_data(struct address_space 
*mapping,
                goto convert;
        }
 
+       ret = ext4_journal_get_write_access(handle, iloc.bh);
+       if (ret)
+               goto out;
+
        flags |= AOP_FLAG_NOFS;
 
        page = grab_cache_page_write_begin(mapping, 0, flags);
@@ -707,7 +711,7 @@ int ext4_try_to_write_inline_data(struct address_space 
*mapping,
 out_up_read:
        up_read(&EXT4_I(inode)->xattr_sem);
 out:
-       if (handle)
+       if (handle && (ret != 1))
                ext4_journal_stop(handle);
        brelse(iloc.bh);
        return ret;
@@ -749,6 +753,7 @@ int ext4_write_inline_data_end(struct inode *inode, loff_t 
pos, unsigned len,
 
        ext4_write_unlock_xattr(inode, &no_expand);
        brelse(iloc.bh);
+       mark_inode_dirty(inode);
 out:
        return copied;
 }
@@ -895,7 +900,6 @@ int ext4_da_write_inline_data_begin(struct address_space 
*mapping,
                goto out;
        }
 
-
        page = grab_cache_page_write_begin(mapping, 0, flags);
        if (!page) {
                ret = -ENOMEM;
@@ -913,6 +917,9 @@ int ext4_da_write_inline_data_begin(struct address_space 
*mapping,
                if (ret < 0)
                        goto out_release_page;
        }
+       ret = ext4_journal_get_write_access(handle, iloc.bh);
+       if (ret)
+               goto out_release_page;
 
        up_read(&EXT4_I(inode)->xattr_sem);
        *pagep = page;
@@ -933,7 +940,6 @@ int ext4_da_write_inline_data_end(struct inode *inode, 
loff_t pos,
                                  unsigned len, unsigned copied,
                                  struct page *page)
 {
-       int i_size_changed = 0;
        int ret;
 
        ret = ext4_write_inline_data_end(inode, pos, len, copied, page);
@@ -951,10 +957,8 @@ int ext4_da_write_inline_data_end(struct inode *inode, 
loff_t pos,
         * But it's important to update i_size while still holding page lock:
         * page writeout could otherwise come in and zero beyond i_size.
         */
-       if (pos+copied > inode->i_size) {
+       if (pos+copied > inode->i_size)
                i_size_write(inode, pos+copied);
-               i_size_changed = 1;
-       }
        unlock_page(page);
        put_page(page);
 
@@ -964,8 +968,7 @@ int ext4_da_write_inline_data_end(struct inode *inode, 
loff_t pos,
         * ordering of page lock and transaction start for journaling
         * filesystems.
         */
-       if (i_size_changed)
-               mark_inode_dirty(inode);
+       mark_inode_dirty(inode);
 
        return copied;
 }
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 5c4c9af4aaf4..f62eca8cbde0 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1318,9 +1318,10 @@ static int ext4_write_end(struct file *file,
        loff_t old_size = inode->i_size;
        int ret = 0, ret2;
        int i_size_changed = 0;
+       int inline_data = ext4_has_inline_data(inode);
 
        trace_ext4_write_end(inode, pos, len, copied);
-       if (ext4_has_inline_data(inode)) {
+       if (inline_data) {
                ret = ext4_write_inline_data_end(inode, pos, len,
                                                 copied, page);
                if (ret < 0) {
@@ -1348,7 +1349,7 @@ static int ext4_write_end(struct file *file,
         * ordering of page lock and transaction start for journaling
         * filesystems.
         */
-       if (i_size_changed)
+       if (i_size_changed || inline_data)
                ext4_mark_inode_dirty(handle, inode);
 
        if (pos + len > inode->i_size && ext4_can_truncate(inode))
@@ -1422,6 +1423,7 @@ static int ext4_journalled_write_end(struct file *file,
        int partial = 0;
        unsigned from, to;
        int size_changed = 0;
+       int inline_data = ext4_has_inline_data(inode);
 
        trace_ext4_journalled_write_end(inode, pos, len, copied);
        from = pos & (PAGE_SIZE - 1);
@@ -1429,7 +1431,7 @@ static int ext4_journalled_write_end(struct file *file,
 
        BUG_ON(!ext4_handle_valid(handle));
 
-       if (ext4_has_inline_data(inode)) {
+       if (inline_data) {
                ret = ext4_write_inline_data_end(inode, pos, len,
                                                 copied, page);
                if (ret < 0) {
@@ -1460,7 +1462,7 @@ static int ext4_journalled_write_end(struct file *file,
        if (old_size < pos)
                pagecache_isize_extended(inode, old_size, pos);
 
-       if (size_changed) {
+       if (size_changed || inline_data) {
                ret2 = ext4_mark_inode_dirty(handle, inode);
                if (!ret)
                        ret = ret2;
@@ -1958,11 +1960,7 @@ static int __ext4_journalled_writepage(struct page *page,
        }
 
        if (inline_data) {
-               BUFFER_TRACE(inode_bh, "get write access");
-               ret = ext4_journal_get_write_access(handle, inode_bh);
-
-               err = ext4_handle_dirty_metadata(handle, inode, inode_bh);
-
+               ret = ext4_mark_inode_dirty(handle, inode);
        } else {
                ret = ext4_walk_page_buffers(handle, page_bufs, 0, len, NULL,
                                             do_journal_get_write_access);
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 801111e1f8ef..7d0e8d6bf009 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1512,6 +1512,8 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
 
        inode_lock(inode);
 
+       down_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
+
        if (f2fs_is_atomic_file(inode))
                goto out;
 
@@ -1532,6 +1534,7 @@ static int f2fs_ioc_start_atomic_write(struct file *filp)
        if (ret)
                clear_inode_flag(inode, FI_ATOMIC_FILE);
 out:
+       up_write(&F2FS_I(inode)->dio_rwsem[WRITE]);
        inode_unlock(inode);
        mnt_drop_write_file(filp);
        return ret;
@@ -1670,9 +1673,11 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned 
long arg)
        if (get_user(in, (__u32 __user *)arg))
                return -EFAULT;
 
-       ret = mnt_want_write_file(filp);
-       if (ret)
-               return ret;
+       if (in != F2FS_GOING_DOWN_FULLSYNC) {
+               ret = mnt_want_write_file(filp);
+               if (ret)
+                       return ret;
+       }
 
        switch (in) {
        case F2FS_GOING_DOWN_FULLSYNC:
@@ -1700,7 +1705,8 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned 
long arg)
        }
        f2fs_update_time(sbi, REQ_TIME);
 out:
-       mnt_drop_write_file(filp);
+       if (in != F2FS_GOING_DOWN_FULLSYNC)
+               mnt_drop_write_file(filp);
        return ret;
 }
 
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index 17ab23f64bba..ad4dfd29d923 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -688,9 +688,14 @@ static void move_data_page(struct inode *inode, block_t 
bidx, int gc_type)
                set_cold_data(page);
 
                err = do_write_data_page(&fio);
-               if (err == -ENOMEM && is_dirty) {
-                       congestion_wait(BLK_RW_ASYNC, HZ/50);
-                       goto retry;
+               if (err) {
+                       clear_cold_data(page);
+                       if (err == -ENOMEM) {
+                               congestion_wait(BLK_RW_ASYNC, HZ/50);
+                               goto retry;
+                       }
+                       if (is_dirty)
+                               set_page_dirty(page);
                }
 
                clear_cold_data(page);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index e10f61684ea4..35d48ef0573c 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -207,6 +207,8 @@ static int __revoke_inmem_pages(struct inode *inode,
 
                lock_page(page);
 
+               f2fs_wait_on_page_writeback(page, DATA, true);
+
                if (recover) {
                        struct dnode_of_data dn;
                        struct node_info ni;
@@ -369,6 +371,9 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need)
 
 void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
 {
+       if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
+               return;
+
        /* try to shrink extent cache when there is no enough memory */
        if (!available_free_memory(sbi, EXTENT_CACHE))
                f2fs_shrink_extent_tree(sbi, EXTENT_CACHE_SHRINK_NUMBER);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index eb20b8767f3c..e627671f0183 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1980,6 +1980,12 @@ static int __init init_f2fs_fs(void)
 {
        int err;
 
+       if (PAGE_SIZE != F2FS_BLKSIZE) {
+               printk("F2FS not supported on PAGE_SIZE(%lu) != %d\n",
+                               PAGE_SIZE, F2FS_BLKSIZE);
+               return -EINVAL;
+       }
+
        f2fs_build_trace_ios();
 
        err = init_inodecache();
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 91e017ca7072..cf5fdc25289a 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2701,7 +2701,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata 
*opendata,
        if (ret != 0)
                goto out;
 
-       state = nfs4_opendata_to_nfs4_state(opendata);
+       state = _nfs4_opendata_to_nfs4_state(opendata);
        ret = PTR_ERR(state);
        if (IS_ERR(state))
                goto out;
@@ -2737,6 +2737,7 @@ static int _nfs4_open_and_get_state(struct nfs4_opendata 
*opendata,
                        nfs4_schedule_stateid_recovery(server, state);
        }
 out:
+       nfs4_sequence_free_slot(&opendata->o_res.seq_res);
        return ret;
 }
 
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index bdbd9e6d1ace..b16a6c036352 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1536,6 +1536,8 @@ nfsd4_decode_getdeviceinfo(struct nfsd4_compoundargs 
*argp,
        gdev->gd_maxcount = be32_to_cpup(p++);
        num = be32_to_cpup(p++);
        if (num) {
+               if (num > 1000)
+                       goto xdr_error;
                READ_BUF(4 * num);
                gdev->gd_notify_types = be32_to_cpup(p++);
                for (i = 1; i < num; i++) {
diff --git a/fs/squashfs/cache.c b/fs/squashfs/cache.c
index 23813c078cc9..0839efa720b3 100644
--- a/fs/squashfs/cache.c
+++ b/fs/squashfs/cache.c
@@ -350,6 +350,9 @@ int squashfs_read_metadata(struct super_block *sb, void 
*buffer,
 
        TRACE("Entered squashfs_read_metadata [%llx:%x]\n", *block, *offset);
 
+       if (unlikely(length < 0))
+               return -EIO;
+
        while (length) {
                entry = squashfs_cache_get(sb, msblk->block_cache, *block, 0);
                if (entry->error) {
diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c
index 13d80947bf9e..fcff2e0487fe 100644
--- a/fs/squashfs/file.c
+++ b/fs/squashfs/file.c
@@ -194,7 +194,11 @@ static long long read_indexes(struct super_block *sb, int 
n,
                }
 
                for (i = 0; i < blocks; i++) {
-                       int size = le32_to_cpu(blist[i]);
+                       int size = squashfs_block_size(blist[i]);
+                       if (size < 0) {
+                               err = size;
+                               goto failure;
+                       }
                        block += SQUASHFS_COMPRESSED_SIZE_BLOCK(size);
                }
                n -= blocks;
@@ -367,7 +371,7 @@ static int read_blocklist(struct inode *inode, int index, 
u64 *block)
                        sizeof(size));
        if (res < 0)
                return res;
-       return le32_to_cpu(size);
+       return squashfs_block_size(size);
 }
 
 /* Copy data into page cache  */
diff --git a/fs/squashfs/fragment.c b/fs/squashfs/fragment.c
index 0ed6edbc5c71..86ad9a4b8c36 100644
--- a/fs/squashfs/fragment.c
+++ b/fs/squashfs/fragment.c
@@ -61,9 +61,7 @@ int squashfs_frag_lookup(struct super_block *sb, unsigned int 
fragment,
                return size;
 
        *fragment_block = le64_to_cpu(fragment_entry.start_block);
-       size = le32_to_cpu(fragment_entry.size);
-
-       return size;
+       return squashfs_block_size(fragment_entry.size);
 }
 
 
diff --git a/fs/squashfs/squashfs_fs.h b/fs/squashfs/squashfs_fs.h
index 506f4ba5b983..e66486366f02 100644
--- a/fs/squashfs/squashfs_fs.h
+++ b/fs/squashfs/squashfs_fs.h
@@ -129,6 +129,12 @@
 
 #define SQUASHFS_COMPRESSED_BLOCK(B)   (!((B) & SQUASHFS_COMPRESSED_BIT_BLOCK))
 
+static inline int squashfs_block_size(__le32 raw)
+{
+       u32 size = le32_to_cpu(raw);
+       return (size >> 25) ? -EIO : size;
+}
+
 /*
  * Inode number ops.  Inodes consist of a compressed block number, and an
  * uncompressed offset within that block
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 2a79882cb68e..2fff10de317d 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -345,6 +345,7 @@
 # define DP_PSR_FRAME_CAPTURE              (1 << 3)
 # define DP_PSR_SELECTIVE_UPDATE           (1 << 4)
 # define DP_PSR_IRQ_HPD_WITH_CRC_ERRORS     (1 << 5)
+# define DP_PSR_ENABLE_PSR2                (1 << 6) /* eDP 1.4a */
 
 #define DP_ADAPTER_CTRL                            0x1a0
 # define DP_ADAPTER_CTRL_FORCE_LOAD_SENSE   (1 << 0)
diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h
index 32c589062bd9..f30d23011060 100644
--- a/include/linux/dma-iommu.h
+++ b/include/linux/dma-iommu.h
@@ -17,6 +17,7 @@
 #define __DMA_IOMMU_H
 
 #ifdef __KERNEL__
+#include <linux/types.h>
 #include <asm/errno.h>
 
 #ifdef CONFIG_IOMMU_DMA
diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h
index d43ef96bf075..3e4d4f4bccd3 100644
--- a/include/linux/mmc/sdio_ids.h
+++ b/include/linux/mmc/sdio_ids.h
@@ -34,6 +34,7 @@
 #define SDIO_DEVICE_ID_BROADCOM_4335_4339      0x4335
 #define SDIO_DEVICE_ID_BROADCOM_4339           0x4339
 #define SDIO_DEVICE_ID_BROADCOM_43362          0xa962
+#define SDIO_DEVICE_ID_BROADCOM_43364          0xa9a4
 #define SDIO_DEVICE_ID_BROADCOM_43430          0xa9a6
 #define SDIO_DEVICE_ID_BROADCOM_4345           0x4345
 #define SDIO_DEVICE_ID_BROADCOM_4354           0x4354
diff --git a/include/linux/netfilter/ipset/ip_set_timeout.h 
b/include/linux/netfilter/ipset/ip_set_timeout.h
index 1d6a935c1ac5..8793f5a7b820 100644
--- a/include/linux/netfilter/ipset/ip_set_timeout.h
+++ b/include/linux/netfilter/ipset/ip_set_timeout.h
@@ -65,8 +65,14 @@ ip_set_timeout_set(unsigned long *timeout, u32 value)
 static inline u32
 ip_set_timeout_get(unsigned long *timeout)
 {
-       return *timeout == IPSET_ELEM_PERMANENT ? 0 :
-               jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
+       u32 t;
+
+       if (*timeout == IPSET_ELEM_PERMANENT)
+               return 0;
+
+       t = jiffies_to_msecs(*timeout - jiffies)/MSEC_PER_SEC;
+       /* Zero value in userspace means no timeout */
+       return t == 0 ? 1 : t;
 }
 
 #endif /* __KERNEL__ */
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 7b16c5322673..eb4f6456521e 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -344,7 +344,8 @@ struct earlycon_device {
 };
 
 struct earlycon_id {
-       char    name[16];
+       char    name[15];
+       char    name_term;      /* In case compiler didn't '\0' term name */
        char    compatible[128];
        int     (*setup)(struct earlycon_device *, const char *options);
 };
diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h
index 44202ff897fd..f759e0918037 100644
--- a/include/soc/tegra/mc.h
+++ b/include/soc/tegra/mc.h
@@ -99,6 +99,8 @@ struct tegra_mc_soc {
        u8 client_id_mask;
 
        const struct tegra_smmu_soc *smmu;
+
+       u32 intmask;
 };
 
 struct tegra_mc {
diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
index 85d9cac497e4..cd4f41397c7e 100644
--- a/kernel/auditfilter.c
+++ b/kernel/auditfilter.c
@@ -406,7 +406,7 @@ static int audit_field_valid(struct audit_entry *entry, 
struct audit_field *f)
                        return -EINVAL;
                break;
        case AUDIT_EXE:
-               if (f->op != Audit_equal)
+               if (f->op != Audit_not_equal && f->op != Audit_equal)
                        return -EINVAL;
                if (entry->rule.listnr != AUDIT_FILTER_EXIT)
                        return -EINVAL;
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 2cd5256dbff7..c2aaf539728f 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -469,6 +469,8 @@ static int audit_filter_rules(struct task_struct *tsk,
                        break;
                case AUDIT_EXE:
                        result = audit_exe_compare(tsk, rule->exe);
+                       if (f->op == Audit_not_equal)
+                               result = !result;
                        break;
                case AUDIT_UID:
                        result = audit_uid_comparator(cred->uid, f->op, f->uid);
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 076e4a0ff95e..dafa2708ce9e 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -3225,7 +3225,7 @@ static int replace_map_fd_with_map_ptr(struct 
bpf_verifier_env *env)
                        /* hold the map. If the program is rejected by verifier,
                         * the map will be released by release_maps() or it
                         * will be used by the valid program until it's unloaded
-                        * and all maps are released in free_bpf_prog_info()
+                        * and all maps are released in free_used_maps()
                         */
                        map = bpf_map_inc(map, false);
                        if (IS_ERR(map)) {
@@ -3629,7 +3629,7 @@ int bpf_check(struct bpf_prog **prog, union bpf_attr 
*attr)
                vfree(log_buf);
        if (!env->prog->aux->used_maps)
                /* if we didn't copy map pointers into bpf_prog_info, release
-                * them now. Otherwise free_bpf_prog_info() will release them.
+                * them now. Otherwise free_used_maps() will release them.
                 */
                release_maps(env);
        *prog = env->prog;
diff --git a/kernel/kcov.c b/kernel/kcov.c
index 3883df58aa12..b0ec31493fdc 100644
--- a/kernel/kcov.c
+++ b/kernel/kcov.c
@@ -103,7 +103,8 @@ static void kcov_put(struct kcov *kcov)
 
 void kcov_task_init(struct task_struct *t)
 {
-       t->kcov_mode = KCOV_MODE_DISABLED;
+       WRITE_ONCE(t->kcov_mode, KCOV_MODE_DISABLED);
+       barrier();
        t->kcov_size = 0;
        t->kcov_area = NULL;
        t->kcov = NULL;
diff --git a/kernel/kthread.c b/kernel/kthread.c
index c2c911a106cf..fbc230e41969 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -290,8 +290,14 @@ static struct task_struct *__kthread_create_on_node(int 
(*threadfn)(void *data),
        task = create->result;
        if (!IS_ERR(task)) {
                static const struct sched_param param = { .sched_priority = 0 };
+               char name[TASK_COMM_LEN];
 
-               vsnprintf(task->comm, sizeof(task->comm), namefmt, args);
+               /*
+                * task is already visible to other tasks, so updating
+                * COMM must be protected.
+                */
+               vsnprintf(name, sizeof(name), namefmt, args);
+               set_task_comm(task, name);
                /*
                 * root may have changed our (kthreadd's) priority or CPU mask.
                 * The kernel thread should not inherit these properties.
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index ec9ab2f01489..9b8cd7ebf27b 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -36,7 +36,7 @@ struct cpu_stop_done {
 struct cpu_stopper {
        struct task_struct      *thread;
 
-       spinlock_t              lock;
+       raw_spinlock_t          lock;
        bool                    enabled;        /* is this stopper enabled? */
        struct list_head        works;          /* list of pending works */
 
@@ -78,13 +78,13 @@ static bool cpu_stop_queue_work(unsigned int cpu, struct 
cpu_stop_work *work)
        unsigned long flags;
        bool enabled;
 
-       spin_lock_irqsave(&stopper->lock, flags);
+       raw_spin_lock_irqsave(&stopper->lock, flags);
        enabled = stopper->enabled;
        if (enabled)
                __cpu_stop_queue_work(stopper, work);
        else if (work->done)
                cpu_stop_signal_done(work->done);
-       spin_unlock_irqrestore(&stopper->lock, flags);
+       raw_spin_unlock_irqrestore(&stopper->lock, flags);
 
        return enabled;
 }
@@ -231,8 +231,8 @@ static int cpu_stop_queue_two_works(int cpu1, struct 
cpu_stop_work *work1,
        struct cpu_stopper *stopper2 = per_cpu_ptr(&cpu_stopper, cpu2);
        int err;
 retry:
-       spin_lock_irq(&stopper1->lock);
-       spin_lock_nested(&stopper2->lock, SINGLE_DEPTH_NESTING);
+       raw_spin_lock_irq(&stopper1->lock);
+       raw_spin_lock_nested(&stopper2->lock, SINGLE_DEPTH_NESTING);
 
        err = -ENOENT;
        if (!stopper1->enabled || !stopper2->enabled)
@@ -255,8 +255,8 @@ static int cpu_stop_queue_two_works(int cpu1, struct 
cpu_stop_work *work1,
        __cpu_stop_queue_work(stopper1, work1);
        __cpu_stop_queue_work(stopper2, work2);
 unlock:
-       spin_unlock(&stopper2->lock);
-       spin_unlock_irq(&stopper1->lock);
+       raw_spin_unlock(&stopper2->lock);
+       raw_spin_unlock_irq(&stopper1->lock);
 
        if (unlikely(err == -EDEADLK)) {
                while (stop_cpus_in_progress)
@@ -448,9 +448,9 @@ static int cpu_stop_should_run(unsigned int cpu)
        unsigned long flags;
        int run;
 
-       spin_lock_irqsave(&stopper->lock, flags);
+       raw_spin_lock_irqsave(&stopper->lock, flags);
        run = !list_empty(&stopper->works);
-       spin_unlock_irqrestore(&stopper->lock, flags);
+       raw_spin_unlock_irqrestore(&stopper->lock, flags);
        return run;
 }
 
@@ -461,13 +461,13 @@ static void cpu_stopper_thread(unsigned int cpu)
 
 repeat:
        work = NULL;
-       spin_lock_irq(&stopper->lock);
+       raw_spin_lock_irq(&stopper->lock);
        if (!list_empty(&stopper->works)) {
                work = list_first_entry(&stopper->works,
                                        struct cpu_stop_work, list);
                list_del_init(&work->list);
        }
-       spin_unlock_irq(&stopper->lock);
+       raw_spin_unlock_irq(&stopper->lock);
 
        if (work) {
                cpu_stop_fn_t fn = work->fn;
@@ -541,7 +541,7 @@ static int __init cpu_stop_init(void)
        for_each_possible_cpu(cpu) {
                struct cpu_stopper *stopper = &per_cpu(cpu_stopper, cpu);
 
-               spin_lock_init(&stopper->lock);
+               raw_spin_lock_init(&stopper->lock);
                INIT_LIST_HEAD(&stopper->works);
        }
 
diff --git a/kernel/trace/trace_events_trigger.c 
b/kernel/trace/trace_events_trigger.c
index 88f398af57fa..8819944bbcbf 100644
--- a/kernel/trace/trace_events_trigger.c
+++ b/kernel/trace/trace_events_trigger.c
@@ -678,6 +678,8 @@ event_trigger_callback(struct event_command *cmd_ops,
                goto out_free;
 
  out_reg:
+       /* Up the trigger_data count to make sure reg doesn't free it on 
failure */
+       event_trigger_init(trigger_ops, trigger_data);
        ret = cmd_ops->reg(glob, trigger_ops, trigger_data, file);
        /*
         * The above returns on success the # of functions enabled,
@@ -685,11 +687,13 @@ event_trigger_callback(struct event_command *cmd_ops,
         * Consider no functions a failure too.
         */
        if (!ret) {
+               cmd_ops->unreg(glob, trigger_ops, trigger_data, file);
                ret = -ENOENT;
-               goto out_free;
-       } else if (ret < 0)
-               goto out_free;
-       ret = 0;
+       } else if (ret > 0)
+               ret = 0;
+
+       /* Down the counter of trigger_data or free it if not used anymore */
+       event_trigger_free(trigger_ops, trigger_data);
  out:
        return ret;
 
@@ -1385,6 +1389,9 @@ int event_enable_trigger_func(struct event_command 
*cmd_ops,
                goto out;
        }
 
+       /* Up the trigger_data count to make sure nothing frees it on failure */
+       event_trigger_init(trigger_ops, trigger_data);
+
        if (trigger) {
                number = strsep(&trigger, ":");
 
@@ -1435,6 +1442,7 @@ int event_enable_trigger_func(struct event_command 
*cmd_ops,
                goto out_disable;
        /* Just return zero, not the number of enabled functions */
        ret = 0;
+       event_trigger_free(trigger_ops, trigger_data);
  out:
        return ret;
 
@@ -1445,7 +1453,7 @@ int event_enable_trigger_func(struct event_command 
*cmd_ops,
  out_free:
        if (cmd_ops->set_filter)
                cmd_ops->set_filter(NULL, trigger_data, NULL);
-       kfree(trigger_data);
+       event_trigger_free(trigger_ops, trigger_data);
        kfree(enable_data);
        goto out;
 }
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index ea3ed03fed7e..3b4cd44ad323 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -359,11 +359,10 @@ static struct trace_kprobe *find_trace_kprobe(const char 
*event,
 static int
 enable_trace_kprobe(struct trace_kprobe *tk, struct trace_event_file *file)
 {
+       struct event_file_link *link = NULL;
        int ret = 0;
 
        if (file) {
-               struct event_file_link *link;
-
                link = kmalloc(sizeof(*link), GFP_KERNEL);
                if (!link) {
                        ret = -ENOMEM;
@@ -383,6 +382,18 @@ enable_trace_kprobe(struct trace_kprobe *tk, struct 
trace_event_file *file)
                else
                        ret = enable_kprobe(&tk->rp.kp);
        }
+
+       if (ret) {
+               if (file) {
+                       /* Notice the if is true on not WARN() */
+                       if (!WARN_ON_ONCE(!link))
+                               list_del_rcu(&link->list);
+                       kfree(link);
+                       tk->tp.flags &= ~TP_FLAG_TRACE;
+               } else {
+                       tk->tp.flags &= ~TP_FLAG_PROFILE;
+               }
+       }
  out:
        return ret;
 }
diff --git a/mm/slub.c b/mm/slub.c
index edc79ca3c6d5..e0ce5dec84ba 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -673,7 +673,7 @@ void object_err(struct kmem_cache *s, struct page *page,
        print_trailer(s, page, object);
 }
 
-static void slab_err(struct kmem_cache *s, struct page *page,
+static __printf(3, 4) void slab_err(struct kmem_cache *s, struct page *page,
                        const char *fmt, ...)
 {
        va_list args;
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 195de42bea1f..fa598162dbf0 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1494,7 +1494,7 @@ static void __vunmap(const void *addr, int 
deallocate_pages)
                        addr))
                return;
 
-       area = remove_vm_area(addr);
+       area = find_vmap_area((unsigned long)addr)->vm;
        if (unlikely(!area)) {
                WARN(1, KERN_ERR "Trying to vfree() nonexistent vm area (%p)\n",
                                addr);
@@ -1504,6 +1504,7 @@ static void __vunmap(const void *addr, int 
deallocate_pages)
        debug_check_no_locks_freed(addr, get_vm_area_size(area));
        debug_check_no_obj_freed(addr, get_vm_area_size(area));
 
+       remove_vm_area(addr);
        if (deallocate_pages) {
                int i;
 
diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c
index b23464d9c538..d278b06459ac 100644
--- a/net/ipv4/ipconfig.c
+++ b/net/ipv4/ipconfig.c
@@ -779,6 +779,11 @@ static void __init ic_bootp_init_ext(u8 *e)
  */
 static inline void __init ic_bootp_init(void)
 {
+       /* Re-initialise all name servers to NONE, in case any were set via the
+        * "ip=" or "nfsaddrs=" kernel command line parameters: any IP addresses
+        * specified there will already have been decoded but are no longer
+        * needed
+        */
        ic_nameservers_predef();
 
        dev_add_pack(&bootp_packet_type);
@@ -1401,6 +1406,13 @@ static int __init ip_auto_config(void)
        int err;
        unsigned int i;
 
+       /* Initialise all name servers to NONE (but only if the "ip=" or
+        * "nfsaddrs=" kernel command line parameters weren't decoded, otherwise
+        * we'll overwrite the IP addresses specified there)
+        */
+       if (ic_set_manually == 0)
+               ic_nameservers_predef();
+
 #ifdef CONFIG_PROC_FS
        proc_create("pnp", S_IRUGO, init_net.proc_net, &pnp_seq_fops);
 #endif /* CONFIG_PROC_FS */
@@ -1621,6 +1633,7 @@ static int __init ip_auto_config_setup(char *addrs)
                return 1;
        }
 
+       /* Initialise all name servers to NONE */
        ic_nameservers_predef();
 
        /* Parse string for static IP assignment.  */
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 762f31fb5b67..a3fb30f5a1a9 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -2476,12 +2476,13 @@ struct nft_set *nf_tables_set_lookup_byid(const struct 
net *net,
        u32 id = ntohl(nla_get_be32(nla));
 
        list_for_each_entry(trans, &net->nft.commit_list, list) {
-               struct nft_set *set = nft_trans_set(trans);
+               if (trans->msg_type == NFT_MSG_NEWSET) {
+                       struct nft_set *set = nft_trans_set(trans);
 
-               if (trans->msg_type == NFT_MSG_NEWSET &&
-                   id == nft_trans_set_id(trans) &&
-                   nft_active_genmask(set, genmask))
-                       return set;
+                       if (id == nft_trans_set_id(trans) &&
+                           nft_active_genmask(set, genmask))
+                               return set;
+               }
        }
        return ERR_PTR(-ENOENT);
 }
diff --git a/security/integrity/ima/ima_main.c 
b/security/integrity/ima/ima_main.c
index a71f906b4f7a..9652541c4d43 100644
--- a/security/integrity/ima/ima_main.c
+++ b/security/integrity/ima/ima_main.c
@@ -379,6 +379,7 @@ int ima_read_file(struct file *file, enum 
kernel_read_file_id read_id)
 
 static int read_idmap[READING_MAX_ID] = {
        [READING_FIRMWARE] = FIRMWARE_CHECK,
+       [READING_FIRMWARE_PREALLOC_BUFFER] = FIRMWARE_CHECK,
        [READING_MODULE] = MODULE_CHECK,
        [READING_KEXEC_IMAGE] = KEXEC_KERNEL_CHECK,
        [READING_KEXEC_INITRAMFS] = KEXEC_INITRAMFS_CHECK,
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c
index 37be1e14d756..0d2bb30d9f7e 100644
--- a/sound/pci/emu10k1/emupcm.c
+++ b/sound/pci/emu10k1/emupcm.c
@@ -1850,7 +1850,9 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int 
device)
        if (!kctl)
                return -ENOMEM;
        kctl->id.device = device;
-       snd_ctl_add(emu->card, kctl);
+       err = snd_ctl_add(emu->card, kctl);
+       if (err < 0)
+               return err;
 
        snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, 
snd_dma_pci_data(emu->pci), 64*1024, 64*1024);
 
diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c
index 4f1f69be1865..8c778fa33031 100644
--- a/sound/pci/emu10k1/memory.c
+++ b/sound/pci/emu10k1/memory.c
@@ -237,13 +237,13 @@ search_empty(struct snd_emu10k1 *emu, int size)
 static int is_valid_page(struct snd_emu10k1 *emu, dma_addr_t addr)
 {
        if (addr & ~emu->dma_mask) {
-               dev_err(emu->card->dev,
+               dev_err_ratelimited(emu->card->dev,
                        "max memory size is 0x%lx (addr = 0x%lx)!!\n",
                        emu->dma_mask, (unsigned long)addr);
                return 0;
        }
        if (addr & (EMUPAGESIZE-1)) {
-               dev_err(emu->card->dev, "page is not aligned\n");
+               dev_err_ratelimited(emu->card->dev, "page is not aligned\n");
                return 0;
        }
        return 1;
@@ -334,7 +334,7 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct 
snd_pcm_substream *subst
                else
                        addr = snd_pcm_sgbuf_get_addr(substream, ofs);
                if (! is_valid_page(emu, addr)) {
-                       dev_err(emu->card->dev,
+                       dev_err_ratelimited(emu->card->dev,
                                "emu: failure page = %d\n", idx);
                        mutex_unlock(&hdr->block_mutex);
                        return NULL;
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index a178e0d03088..8561f60b4284 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1068,11 +1068,19 @@ static int snd_fm801_mixer(struct fm801 *chip)
                if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, 
&chip->ac97_sec)) < 0)
                        return err;
        }
-       for (i = 0; i < FM801_CONTROLS; i++)
-               snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], 
chip));
+       for (i = 0; i < FM801_CONTROLS; i++) {
+               err = snd_ctl_add(chip->card,
+                       snd_ctl_new1(&snd_fm801_controls[i], chip));
+               if (err < 0)
+                       return err;
+       }
        if (chip->multichannel) {
-               for (i = 0; i < FM801_CONTROLS_MULTI; i++)
-                       snd_ctl_add(chip->card, 
snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
+               for (i = 0; i < FM801_CONTROLS_MULTI; i++) {
+                       err = snd_ctl_add(chip->card,
+                               snd_ctl_new1(&snd_fm801_controls_multi[i], 
chip));
+                       if (err < 0)
+                               return err;
+               }
        }
        return 0;
 }
diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c
index 9ec4dba8a793..280999961226 100644
--- a/sound/pci/hda/patch_ca0132.c
+++ b/sound/pci/hda/patch_ca0132.c
@@ -38,6 +38,10 @@
 /* Enable this to see controls for tuning purpose. */
 /*#define ENABLE_TUNING_CONTROLS*/
 
+#ifdef ENABLE_TUNING_CONTROLS
+#include <sound/tlv.h>
+#endif
+
 #define FLOAT_ZERO     0x00000000
 #define FLOAT_ONE      0x3f800000
 #define FLOAT_TWO      0x40000000
@@ -3067,8 +3071,8 @@ static int equalizer_ctl_put(struct snd_kcontrol 
*kcontrol,
        return 1;
 }
 
-static const DECLARE_TLV_DB_SCALE(voice_focus_db_scale, 2000, 100, 0);
-static const DECLARE_TLV_DB_SCALE(eq_db_scale, -2400, 100, 0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(voice_focus_db_scale, 2000, 100, 
0);
+static const SNDRV_CTL_TLVD_DECLARE_DB_SCALE(eq_db_scale, -2400, 100, 0);
 
 static int add_tuning_control(struct hda_codec *codec,
                                hda_nid_t pnid, hda_nid_t nid,
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 80088c98ce27..20680a490897 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1793,8 +1793,10 @@ int dpcm_be_dai_shutdown(struct snd_soc_pcm_runtime *fe, 
int stream)
                        continue;
 
                if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_FREE) &&
-                   (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN))
-                       continue;
+                   (be->dpcm[stream].state != SND_SOC_DPCM_STATE_OPEN)) {
+                       soc_pcm_hw_free(be_substream);
+                       be->dpcm[stream].state = SND_SOC_DPCM_STATE_HW_FREE;
+               }
 
                dev_dbg(be->dev, "ASoC: close BE %s\n",
                        be->dai_link->name);
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c5dfe82beb24..e6ac7b9b4648 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -1310,7 +1310,7 @@ static void retire_capture_urb(struct snd_usb_substream 
*subs,
                if (bytes % (runtime->sample_bits >> 3) != 0) {
                        int oldbytes = bytes;
                        bytes = frames * stride;
-                       dev_warn(&subs->dev->dev,
+                       dev_warn_ratelimited(&subs->dev->dev,
                                 "Corrected urb data len. %d->%d\n",
                                                        oldbytes, bytes);
                }
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 879115f93edc..98a4205a5f8a 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -68,6 +68,7 @@ static void inc_group_count(struct list_head *list,
 %type <num> value_sym
 %type <head> event_config
 %type <head> opt_event_config
+%type <head> opt_pmu_config
 %type <term> event_term
 %type <head> event_pmu
 %type <head> event_legacy_symbol
@@ -219,7 +220,7 @@ event_def: event_pmu |
           event_bpf_file
 
 event_pmu:
-PE_NAME opt_event_config
+PE_NAME opt_pmu_config
 {
        struct parse_events_evlist *data = _data;
        struct list_head *list;
@@ -482,6 +483,17 @@ opt_event_config:
        $$ = NULL;
 }
 
+opt_pmu_config:
+'/' event_config '/'
+{
+       $$ = $2;
+}
+|
+'/' '/'
+{
+       $$ = NULL;
+}
+
 start_terms: event_config
 {
        struct parse_events_terms *data = _data;
diff --git a/tools/testing/selftests/intel_pstate/run.sh 
b/tools/testing/selftests/intel_pstate/run.sh
index 7868c106b8b1..b62876f41eca 100755
--- a/tools/testing/selftests/intel_pstate/run.sh
+++ b/tools/testing/selftests/intel_pstate/run.sh
@@ -48,11 +48,12 @@ function run_test () {
 
        echo "sleeping for 5 seconds"
        sleep 5
-       num_freqs=$(cat /proc/cpuinfo | grep MHz | sort -u | wc -l)
-       if [ $num_freqs -le 2 ]; then
-               cat /proc/cpuinfo | grep MHz | sort -u | tail -1 > 
/tmp/result.$1
+       grep MHz /proc/cpuinfo | sort -u > /tmp/result.freqs
+       num_freqs=$(wc -l /tmp/result.freqs | awk ' { print $1 } ')
+       if [ $num_freqs -ge 2 ]; then
+               tail -n 1 /tmp/result.freqs > /tmp/result.$1
        else
-               cat /proc/cpuinfo | grep MHz | sort -u > /tmp/result.$1
+               cp /tmp/result.freqs /tmp/result.$1
        fi
        ./msr 0 >> /tmp/result.$1
 
@@ -82,21 +83,20 @@ _max_freq=$(cpupower frequency-info -l | tail -1 | awk ' { 
print $2 } ')
 max_freq=$(($_max_freq / 1000))
 
 
-for freq in `seq $max_freq -100 $min_freq`
+[ $EVALUATE_ONLY -eq 0 ] && for freq in `seq $max_freq -100 $min_freq`
 do
        echo "Setting maximum frequency to $freq"
        cpupower frequency-set -g powersave --max=${freq}MHz >& /dev/null
-       [ $EVALUATE_ONLY -eq 0 ] && run_test $freq
+       run_test $freq
 done
 
-echo 
"=============================================================================="
+[ $EVALUATE_ONLY -eq 0 ] && cpupower frequency-set -g powersave 
--max=${max_freq}MHz >& /dev/null
 
+echo 
"=============================================================================="
 echo "The marketing frequency of the cpu is $mkt_freq MHz"
 echo "The maximum frequency of the cpu is $max_freq MHz"
 echo "The minimum frequency of the cpu is $min_freq MHz"
 
-cpupower frequency-set -g powersave --max=${max_freq}MHz >& /dev/null
-
 # make a pretty table
 echo "Target      Actual      Difference     MSR(0x199)     max_perf_pct"
 for freq in `seq $max_freq -100 $min_freq`
@@ -104,10 +104,6 @@ do
        result_freq=$(cat /tmp/result.${freq} | grep "cpu MHz" | awk ' { print 
$4 } ' | awk -F "." ' { print $1 } ')
        msr=$(cat /tmp/result.${freq} | grep "msr" | awk ' { print $3 } ')
        max_perf_pct=$(cat /tmp/result.${freq} | grep "max_perf_pct" | awk ' { 
print $2 } ' )
-       if [ $result_freq -eq $freq ]; then
-               echo " $freq        $result_freq             0          $msr    
     $(($max_perf_pct*3300))"
-       else
-               echo " $freq        $result_freq          
$(($result_freq-$freq))          $msr          $(($max_perf_pct*$max_freq))"
-       fi
+       echo " $freq        $result_freq          $(($result_freq-$freq))       
   $msr          $(($max_perf_pct*$max_freq))"
 done
 exit 0
diff --git a/tools/usb/usbip/src/usbip_detach.c 
b/tools/usb/usbip/src/usbip_detach.c
index 9db9d21bb2ec..6a8db858caa5 100644
--- a/tools/usb/usbip/src/usbip_detach.c
+++ b/tools/usb/usbip/src/usbip_detach.c
@@ -43,7 +43,7 @@ void usbip_detach_usage(void)
 
 static int detach_port(char *port)
 {
-       int ret;
+       int ret = 0;
        uint8_t portnum;
        char path[PATH_MAX+1];
 
@@ -73,9 +73,12 @@ static int detach_port(char *port)
        }
 
        ret = usbip_vhci_detach_device(portnum);
-       if (ret < 0)
-               return -1;
+       if (ret < 0) {
+               ret = -1;
+               goto call_driver_close;
+       }
 
+call_driver_close:
        usbip_vhci_driver_close();
 
        return ret;

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