diff options
| author | André Goddard Rosa <andre.goddard@gmail.com> | 2010-03-05 13:43:12 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-03-06 11:26:35 -0800 |
| commit | d6a2eedfddcded92c8f9b0ac022a99c4134696b0 (patch) | |
| tree | 6a0f38fbc74e839fc7712f8ebcb65cce75cdcc06 /lib | |
| parent | a11d2b64e1f2556953120d516241243ea365f0ae (diff) | |
lib/string.c: simplify strnstr()
Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Cc: Li Zefan <lizf@cn.fujitsu.com>
Cc: Joe Perches <joe@perches.com>
Cc: Frederic Weisbecker <fweisbec@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 | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/string.c b/lib/string.c index 0f862453208..f71bead1be3 100644 --- a/lib/string.c +++ b/lib/string.c @@ -689,13 +689,13 @@ EXPORT_SYMBOL(strstr); */ char *strnstr(const char *s1, const char *s2, size_t len) { - size_t l1 = len, l2; + size_t l2; l2 = strlen(s2); if (!l2) return (char *)s1; - while (l1 >= l2) { - l1--; + while (len >= l2) { + len--; if (!memcmp(s1, s2, l2)) return (char *)s1; s1++; |