On 06/09/2016 15:17, Masahiro Yamada wrote:
Remove unneeded variables and assignments.

Signed-off-by: Masahiro Yamada <yamada.masah...@socionext.com>
---

Changes in v3:
  - More fixes

 arch/arm/cpu/arm920t/imx/timer.c              |  6 +-----
 arch/arm/cpu/armv7/am33xx/sys_info.c          |  4 +---
 arch/arm/cpu/sa1100/timer.c                   |  5 +----
 arch/arm/mach-zynq/cpu.c                      |  8 ++------
 arch/blackfin/cpu/interrupts.c                |  5 +----
 arch/m68k/lib/time.c                          |  4 +---
 arch/powerpc/cpu/mpc512x/cpu.c                |  6 +-----
 arch/powerpc/cpu/mpc83xx/cpu.c                |  6 +-----
 arch/xtensa/lib/time.c                        |  5 +----
 board/amcc/bamboo/bamboo.c                    |  6 +-----
 board/amcc/bubinga/bubinga.c                  |  5 +----
 board/amcc/canyonlands/canyonlands.c          |  6 +-----
 board/corscience/tricorder/tricorder-eeprom.c | 20 +++++---------------
 board/freescale/common/zm7300.c               |  4 +---
 board/samsung/goni/goni.c                     |  8 +-------
 board/ti/omap5_uevm/evm.c                     |  5 +----
 16 files changed, 21 insertions(+), 82 deletions(-)

diff --git a/arch/arm/cpu/arm920t/imx/timer.c b/arch/arm/cpu/arm920t/imx/timer.c
index b62558f..178422a 100644
--- a/arch/arm/cpu/arm920t/imx/timer.c
+++ b/arch/arm/cpu/arm920t/imx/timer.c
@@ -78,11 +78,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk (void)
 {
-       ulong tbclk;
-
-       tbclk = CONFIG_SYS_HZ;
-
-       return tbclk;
+       return CONFIG_SYS_HZ;
 }

 /*
diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c 
b/arch/arm/cpu/armv7/am33xx/sys_info.c
index 52a6824..f42eee1 100644
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -65,9 +65,7 @@ u32 get_device_type(void)
  */
 u32 get_sysboot_value(void)
 {
-       int mode;
-       mode = readl(&cstat->statusreg) & (SYSBOOT_MASK);
-       return mode;
+       return readl(&cstat->statusreg) & SYSBOOT_MASK;
 }

 #ifdef CONFIG_DISPLAY_CPUINFO
diff --git a/arch/arm/cpu/sa1100/timer.c b/arch/arm/cpu/sa1100/timer.c
index 0a0006b..90e2128 100644
--- a/arch/arm/cpu/sa1100/timer.c
+++ b/arch/arm/cpu/sa1100/timer.c
@@ -66,8 +66,5 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk (void)
 {
-       ulong tbclk;
-
-       tbclk = CONFIG_SYS_HZ;
-       return tbclk;
+       return CONFIG_SYS_HZ;
 }
diff --git a/arch/arm/mach-zynq/cpu.c b/arch/arm/mach-zynq/cpu.c
index 914b1fe..ba9171e 100644
--- a/arch/arm/mach-zynq/cpu.c
+++ b/arch/arm/mach-zynq/cpu.c
@@ -43,12 +43,8 @@ int arch_cpu_init(void)

 unsigned int zynq_get_silicon_version(void)
 {
-       unsigned int ver;
-
-       ver = (readl(&devcfg_base->mctrl) &
-              ZYNQ_SILICON_VER_MASK) >> ZYNQ_SILICON_VER_SHIFT;
-
-       return ver;
+       return (readl(&devcfg_base->mctrl) & ZYNQ_SILICON_VER_MASK)
+                                               >> ZYNQ_SILICON_VER_SHIFT;
 }

 void reset_cpu(ulong addr)
diff --git a/arch/blackfin/cpu/interrupts.c b/arch/blackfin/cpu/interrupts.c
index 45c92c3..abb7dc1 100644
--- a/arch/blackfin/cpu/interrupts.c
+++ b/arch/blackfin/cpu/interrupts.c
@@ -47,10 +47,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk(void)
 {
-       ulong tbclk;
-
-       tbclk = CONFIG_SYS_HZ;
-       return tbclk;
+       return CONFIG_SYS_HZ;
 }

 void enable_interrupts(void)
diff --git a/arch/m68k/lib/time.c b/arch/m68k/lib/time.c
index 3163354..cb90c83 100644
--- a/arch/m68k/lib/time.c
+++ b/arch/m68k/lib/time.c
@@ -192,7 +192,5 @@ unsigned long usec2ticks(unsigned long usec)
  */
 ulong get_tbclk(void)
 {
-       ulong tbclk;
-       tbclk = CONFIG_SYS_HZ;
-       return tbclk;
+       return CONFIG_SYS_HZ;
 }
diff --git a/arch/powerpc/cpu/mpc512x/cpu.c b/arch/powerpc/cpu/mpc512x/cpu.c
index 8508e8d..4ee91e1 100644
--- a/arch/powerpc/cpu/mpc512x/cpu.c
+++ b/arch/powerpc/cpu/mpc512x/cpu.c
@@ -95,11 +95,7 @@ do_reset (cmd_tbl_t * cmdtp, int flag, int argc, char * 
const argv[])
  */
 unsigned long get_tbclk (void)
 {
-       ulong tbclk;
-
-       tbclk = (gd->bus_clk + 3L) / 4L;
-
-       return tbclk;
+       return (gd->bus_clk + 3L) / 4L;
 }


diff --git a/arch/powerpc/cpu/mpc83xx/cpu.c b/arch/powerpc/cpu/mpc83xx/cpu.c
index 3809309..c87f0fd 100644
--- a/arch/powerpc/cpu/mpc83xx/cpu.c
+++ b/arch/powerpc/cpu/mpc83xx/cpu.c
@@ -173,11 +173,7 @@ do_reset (cmd_tbl_t * cmdtp, int flag, int argc, char * 
const argv[])

 unsigned long get_tbclk(void)
 {
-       ulong tbclk;
-
-       tbclk = (gd->bus_clk + 3L) / 4L;
-
-       return tbclk;
+       return (gd->bus_clk + 3L) / 4L;
 }


diff --git a/arch/xtensa/lib/time.c b/arch/xtensa/lib/time.c
index 1332072..915eb51 100644
--- a/arch/xtensa/lib/time.c
+++ b/arch/xtensa/lib/time.c
@@ -104,10 +104,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk(void)
 {
-       ulong tbclk;
-
-       tbclk = CONFIG_SYS_HZ;
-       return tbclk;
+       return CONFIG_SYS_HZ;
 }

 #if XCHAL_HAVE_CCOUNT
diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c
index c8d0963..2838f9a 100644
--- a/board/amcc/bamboo/bamboo.c
+++ b/board/amcc/bamboo/bamboo.c
@@ -438,11 +438,7 @@ int checkboard(void)

 phys_size_t initdram (int board_type)
 {
-       long dram_size;
-
-       dram_size = spd_sdram();
-
-       return dram_size;
+       return spd_sdram();
 }

 /*----------------------------------------------------------------------------+
diff --git a/board/amcc/bubinga/bubinga.c b/board/amcc/bubinga/bubinga.c
index 5c1e071..9043de6 100644
--- a/board/amcc/bubinga/bubinga.c
+++ b/board/amcc/bubinga/bubinga.c
@@ -57,8 +57,5 @@ int checkboard(void)
    ------------------------------------------------------------------------- */
 phys_size_t initdram(int board_type)
 {
-       long int ret;
-
-       ret = spd_sdram();
-       return ret;
+       return spd_sdram();
 }
diff --git a/board/amcc/canyonlands/canyonlands.c 
b/board/amcc/canyonlands/canyonlands.c
index dc2e3ba..80b7739 100644
--- a/board/amcc/canyonlands/canyonlands.c
+++ b/board/amcc/canyonlands/canyonlands.c
@@ -63,11 +63,7 @@ u32 ddr_clktr(u32 default_val) {
  */
 static inline int board_fpga_read(int offset)
 {
-       int data;
-
-       data = in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
-
-       return data;
+       return in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
 }

 static inline void board_fpga_write(int offset, int data)
diff --git a/board/corscience/tricorder/tricorder-eeprom.c 
b/board/corscience/tricorder/tricorder-eeprom.c
index 340a009..aeacd6a 100644
--- a/board/corscience/tricorder/tricorder-eeprom.c
+++ b/board/corscience/tricorder/tricorder-eeprom.c
@@ -190,13 +190,8 @@ int do_tricorder_eeprom(cmd_tbl_t *cmdtp, int flag, int 
argc, char *argv[])
        if (argc == 3) {
                ulong dev_addr = simple_strtoul(argv[2], NULL, 16);

-               if (strcmp(argv[1], "read") == 0) {
-                       int rcode;
-
-                       rcode = tricorder_eeprom_read(dev_addr);
-
-                       return rcode;
-               }
+               if (strcmp(argv[1], "read") == 0)
+                       return tricorder_eeprom_read(dev_addr);
        } else if (argc == 6 || argc == 7) {
                ulong dev_addr = simple_strtoul(argv[2], NULL, 16);
                char *name = argv[3];
@@ -207,14 +202,9 @@ int do_tricorder_eeprom(cmd_tbl_t *cmdtp, int flag, int 
argc, char *argv[])
                if (argc == 7)
                        interface = argv[6];

-               if (strcmp(argv[1], "write") == 0) {
-                       int rcode;
-
-                       rcode = tricorder_eeprom_write(dev_addr, name, version,
-                                       serial, interface);
-
-                       return rcode;
-               }
+               if (strcmp(argv[1], "write") == 0)
+                       return tricorder_eeprom_write(dev_addr, name, version,
+                                                     serial, interface);
        }

        return CMD_RET_USAGE;
diff --git a/board/freescale/common/zm7300.c b/board/freescale/common/zm7300.c
index be5953a..a6c3e69 100644
--- a/board/freescale/common/zm7300.c
+++ b/board/freescale/common/zm7300.c
@@ -140,9 +140,7 @@ int dpm_wrp(u8 r, u8 d)
 /* Uses the DPM command RRP */
 u8 zm_read(uchar reg)
 {
-       u8 d;
-       d = dpm_rrp(reg);
-       return d;
+       return dpm_rrp(reg);
 }

 /* ZM_write --
diff --git a/board/samsung/goni/goni.c b/board/samsung/goni/goni.c
index 1600568..e8329bb 100644
--- a/board/samsung/goni/goni.c
+++ b/board/samsung/goni/goni.c
@@ -45,17 +45,11 @@ void i2c_init_board(void)

 int power_init_board(void)
 {
-       int ret;
-
        /*
         * For PMIC the I2C bus is named as I2C5, but it is connected
         * to logical I2C adapter 0
         */
-       ret = pmic_init(I2C_0);
-       if (ret)
-               return ret;
-
-       return 0;
+       return pmic_init(I2C_0);
 }

 int dram_init(void)
diff --git a/board/ti/omap5_uevm/evm.c b/board/ti/omap5_uevm/evm.c
index 50da410..b5d5ba9 100644
--- a/board/ti/omap5_uevm/evm.c
+++ b/board/ti/omap5_uevm/evm.c
@@ -245,10 +245,7 @@ int ehci_hcd_init(int index, enum usb_init_type init,

 int ehci_hcd_stop(void)
 {
-       int ret;
-
-       ret = omap_ehci_hcd_stop();
-       return ret;
+       return omap_ehci_hcd_stop();
 }

 void usb_hub_reset_devices(int port)


Reviewed-by: Angelo Dureghello <ang...@sysam.it>

Many thanks,
Angelo Dureghello
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