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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2021-06-30 18:56:01 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-07-01 11:06:05 -0700 |
| commit | 1a58be6277e4324c853babfd35890c2d5e171e8f (patch) | |
| tree | 066d8698cae0b90448aa04517bc2ad65a5911c99 /lib | |
| parent | 478485f6c0e5936b62c0c9393a865bfb00f037a5 (diff) | |
lib: memscan() fixlet
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.
Link: https://lkml.kernel.org/r/YLv4cCf0t5UPdyK+@localhost.localdomain
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/string.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/string.c b/lib/string.c index 7548eb715ddb..77bd0b1d3296 100644 --- 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--; |