Messages in this thread Patch in this message | | | Date | Sun, 6 Jun 2021 01:19:28 +0300 | From | Alexey Dobriyan <> | Subject | [PATCH] lib: memscan() fixlet |
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Generic version doesn't trucate second argument to char.
Older brother memchr() does as do s390, sparc and i386 assembly versions.
Fortunately, no code passes c >= 256.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> ---
lib/string.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/lib/string.c +++ b/lib/string.c @@ -977,7 +977,7 @@ void *memscan(void *addr, int c, size_t size) unsigned char *p = addr; while (size) { - if (*p == c) + if (*p == (unsigned char)c) return (void *)p; p++; size--;
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