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| author | Hannah Williams <hannah.williams@intel.com> | 2015-12-01 09:30:27 -0800 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2015-12-16 01:14:22 +0100 |
| commit | 03d4ae76841bc9be62b5cc713fd84ccec1de9f12 (patch) | |
| tree | 9a1d836b441e435025182f4b100a3685ec784232 /src/include/string.h | |
| parent | fa6014a6ec8253de8c86b0180221856a1398e70b (diff) | |
| download | coreboot-03d4ae76841bc9be62b5cc713fd84ccec1de9f12.tar.xz | |
lib: Fix strncmp
strncmp continues to compare the characters in the input strings past any
null termination it may encounter. Null termination check is added.
Reviewed-on: https://chromium-review.googlesource.com/314815
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Commit-Queue: Hannah Williams <hannah.williams@intel.com>
Tested-by: Hannah Williams <hannah.williams@intel.com>
(cherry picked from commit ca7022752115eddbcb776f0c0d778249555ddf32)
Reviewed-on: https://chromium-review.googlesource.com/315130
Change-Id: Ifc378966dcf6023efe3d32b026cc89d69b0bb990
Signed-off-by: Hannah Williams <hannah.williams@intel.com>
Reviewed-on: https://review.coreboot.org/12721
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/include/string.h')
| -rw-r--r-- | src/include/string.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/string.h b/src/include/string.h index b862194979..125c676128 100644 --- a/src/include/string.h +++ b/src/include/string.h @@ -112,7 +112,7 @@ static inline int strncmp(const char *s1, const char *s2, int maxlen) int i; for (i = 0; i < maxlen; i++) { - if (s1[i] != s2[i]) + if ((s1[i] != s2[i]) || (s1[i] == '\0')) return s1[i] - s2[i]; } |