diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2022-11-03 11:38:42 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-11-03 13:21:54 -0700 |
| commit | fbeb229a6622523c092a13c02bd0e15f69240dde (patch) | |
| tree | a48bf5ff455cedae6555ef071e0d8bdb29487824 /include/linux/fortify-string.h | |
| parent | d9095f92950bd16745b9ec24ebebc12d14b3a3e8 (diff) | |
| parent | 9521c9d6a53df9c44a5f5ddbc229ceaf3cf79ef6 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
No conflicts.
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/linux/fortify-string.h')
| -rw-r--r-- | include/linux/fortify-string.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/fortify-string.h b/include/linux/fortify-string.h index 4029fe368a4f..18a31b125f9d 100644 --- a/include/linux/fortify-string.h +++ b/include/linux/fortify-string.h @@ -43,11 +43,24 @@ extern __kernel_size_t __underlying_strlen(const char *p) __RENAME(strlen); extern char *__underlying_strncat(char *p, const char *q, __kernel_size_t count) __RENAME(strncat); extern char *__underlying_strncpy(char *p, const char *q, __kernel_size_t size) __RENAME(strncpy); #else -#define __underlying_memchr __builtin_memchr -#define __underlying_memcmp __builtin_memcmp + +#if defined(__SANITIZE_MEMORY__) +/* + * For KMSAN builds all memcpy/memset/memmove calls should be replaced by the + * corresponding __msan_XXX functions. + */ +#include <linux/kmsan_string.h> +#define __underlying_memcpy __msan_memcpy +#define __underlying_memmove __msan_memmove +#define __underlying_memset __msan_memset +#else #define __underlying_memcpy __builtin_memcpy #define __underlying_memmove __builtin_memmove #define __underlying_memset __builtin_memset +#endif + +#define __underlying_memchr __builtin_memchr +#define __underlying_memcmp __builtin_memcmp #define __underlying_strcat __builtin_strcat #define __underlying_strcpy __builtin_strcpy #define __underlying_strlen __builtin_strlen |