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authorNikolay Borisov <nik.borisov@suse.com>2024-06-13 14:08:37 +0300
committerBorislav Petkov (AMD) <bp@alien8.de>2024-06-14 18:08:45 +0200
commit71315037cb7d40cdb2f4fbefad31927f6e6caba5 (patch)
tree5031a1fc634c4c0a5eb619bf3c01f2a5dc72d937
parent9b9eec8dc284f33f505cec48d88b42ebad4da9cc (diff)
x86/boot: Remove unused function __fortify_panic()
That function is only used when the kernel is compiled with FORTIFY_SOURCE and when the kernel proper string.h header is used. The decompressor code doesn't use the kernel proper header but has local copy which doesn't contain any fortified implementations of the various string functions. As such __fortify_panic() can never be called from the decompressor so remove it. Signed-off-by: Nikolay Borisov <nik.borisov@suse.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Link: https://lore.kernel.org/r/20240613110837.300273-1-nik.borisov@suse.com
-rw-r--r--arch/x86/boot/compressed/misc.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/x86/boot/compressed/misc.c b/arch/x86/boot/compressed/misc.c
index b70e4a21c15f..944454306ef4 100644
--- a/arch/x86/boot/compressed/misc.c
+++ b/arch/x86/boot/compressed/misc.c
@@ -531,8 +531,3 @@ asmlinkage __visible void *extract_kernel(void *rmode, unsigned char *output)
return output + entry_offset;
}
-
-void __fortify_panic(const u8 reason, size_t avail, size_t size)
-{
- error("detected buffer overflow");
-}