compiler-gcc: remove attribute support check for `__no_sanitize_undef…

…ined__` The attribute was added in GCC 4.9, while the minimum GCC version supported by the kernel is GCC 5.1. Therefore, remove the check. Link: https://godbolt.org/z/GrMeo6fYr Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Miguel Ojeda <[email protected]> Reviewed-by: Nathan Chancellor <[email protected]> Cc: Alexander Potapenko <[email protected]> Cc: Andrey Konovalov <[email protected]> Cc: Arnd Bergmann <[email protected]> Cc: Dan Li <[email protected]> Cc: Kees Cook <[email protected]> Cc: Kumar Kartikeya Dwivedi <[email protected]> Cc: Marco Elver <[email protected]> Cc: Nick Desaulniers <[email protected]> Cc: Uros Bizjak <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
majek · Nov 9, 2022 · 689540c · 689540c
1 parent 095ac07
commit 689540c
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
@@ -90,11 +90,7 @@
 #define __no_sanitize_thread
 #endif
 
-#if __has_attribute(__no_sanitize_undefined__)
 #define __no_sanitize_undefined __attribute__((__no_sanitize_undefined__))
-#else
-#define __no_sanitize_undefined
-#endif
 
 #if defined(CONFIG_KCOV) && __has_attribute(__no_sanitize_coverage__)
 #define __no_sanitize_coverage __attribute__((__no_sanitize_coverage__))