Fix the building issue setting CC to KERNEL_CC in kernel.mk. The
kernel backports by default uses CC to compile kconf. A new patch is
added to mac80211 to compile kconf with host gcc.

Signed-off-by: Zeyu Dong <dzy201...@gmail.com>
---
 .../build/004-fix-kconf-compiling.patch       | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 
package/kernel/mac80211/patches/build/004-fix-kconf-compiling.patch

diff --git 
a/package/kernel/mac80211/patches/build/004-fix-kconf-compiling.patch 
b/package/kernel/mac80211/patches/build/004-fix-kconf-compiling.patch
new file mode 100644
index 0000000000..b61136cc5d
--- /dev/null
+++ b/package/kernel/mac80211/patches/build/004-fix-kconf-compiling.patch
@@ -0,0 +1,39 @@
+Index: backports-6.5/Makefile.real
+===================================================================
+--- backports-6.5.orig/Makefile.real
++++ backports-6.5/Makefile.real
+@@ -6,6 +6,8 @@ else
+ export BACKPORTS_GIT_TRACKER_DEF=
+ endif
+ 
++HOSTCC=gcc
++
+ # disable built-in rules for this file
+ .SUFFIXES:
+ 
+@@ -24,21 +26,21 @@ listnewconfig oldaskconfig oldconfig \
+ silentoldconfig olddefconfig oldnoconfig \
+ allnoconfig allyesconfig allmodconfig \
+ alldefconfig randconfig:
+-      @$(MAKE) -C kconf conf
++      @$(MAKE) -C kconf CC=$(HOSTCC) conf
+       @./kconf/conf --$@ Kconfig
+ 
+ .PHONY: usedefconfig
+ usedefconfig:
+-      @$(MAKE) -C kconf conf
++      @$(MAKE) -C kconf CC=$(HOSTCC) conf
+       @./kconf/conf --defconfig=defconfig Kconfig
+ 
+ .PHONY: savedefconfig
+ savedefconfig:
+-      @$(MAKE) -C kconf conf
++      @$(MAKE) -C kconf CC=$(HOSTCC) conf
+       @./kconf/conf --savedefconfig=defconfig Kconfig
+ 
+ defconfig-%::
+-      @$(MAKE) -C kconf conf
++      @$(MAKE) -C kconf CC=$(HOSTCC) conf
+       @./kconf/conf --defconfig=defconfigs/$(@:defconfig-%=%) Kconfig
+ 
+ .config:
-- 
2.25.1


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