From 62776e4378ae9086115ffd6f8bd9b9c0fe6e6809 Mon Sep 17 00:00:00 2001 From: John Thomson Date: Tue, 1 Nov 2022 03:07:49 +1000 Subject: mips: boot/compressed: use __NO_FORTIFY In the mips CONFIG_SYS_SUPPORTS_ZBOOT kernel, fix the compile error when using CONFIG_FORTIFY_SOURCE=y LD vmlinuz mipsel-openwrt-linux-musl-ld: arch/mips/boot/compressed/decompress.o: in function `decompress_kernel': ./include/linux/decompress/mm.h:(.text.decompress_kernel+0x177c): undefined reference to `warn_slowpath_fmt' kernel test robot helped identify this as related to fortify. The error appeared with commit 54d9469bc515 ("fortify: Add run-time WARN for cross-field memcpy()") Link: https://lore.kernel.org/r/202209161144.x9xSqNQZ-lkp@intel.com/ Resolve this in the same style as commit cfecea6ead5f ("lib/string: Move helper functions out of string.c") Reported-by: kernel test robot Fixes: 54d9469bc515 ("fortify: Add run-time WARN for cross-field memcpy()") Reviewed-by: Kees Cook Signed-off-by: John Thomson Signed-off-by: Thomas Bogendoerfer --- arch/mips/boot/compressed/decompress.c | 1 + 1 file changed, 1 insertion(+) (limited to 'arch/mips') diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c index 5b38a802e101..c5dd415254d3 100644 --- a/arch/mips/boot/compressed/decompress.c +++ b/arch/mips/boot/compressed/decompress.c @@ -9,6 +9,7 @@ #define DISABLE_BRANCH_PROFILING +#define __NO_FORTIFY #include #include #include -- cgit v1.2.3