Commit 294062fa authored by Ambroise Vincent's avatar Ambroise Vincent

libc: fix memchr implementation

The previous implementation could behave incorrectly because of the sign
extension of the char when compared to the int.

Change-Id: I397838b0ec87a6f1af6972d022a8c19a5184b447
Signed-off-by: default avatarAmbroise Vincent <ambroise.vincent@arm.com>
parent de3ad4f0
......@@ -9,10 +9,10 @@
void *memchr(const void *src, int c, size_t len)
{
const char *s = src;
const unsigned char *s = src;
while (len--) {
if (*s == c)
if (*s == (unsigned char)c)
return (void *) s;
s++;
}
......
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