--- Makefile
+++ Makefile_noerror
@@ -371,9 +371,8 @@
 
 KBUILD_CFLAGS   := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
 		   -fno-strict-aliasing -fno-common \
-		   -Werror-implicit-function-declaration \
 		   -Wno-format-security -Wno-sizeof-pointer-memaccess \
-		   -fno-delete-null-pointer-checks -Werror
+		   -fno-delete-null-pointer-checks
 KBUILD_AFLAGS_KERNEL :=
 KBUILD_CFLAGS_KERNEL :=
 KBUILD_AFLAGS   := -D__ASSEMBLY__