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| author | David S. Miller <davem@davemloft.net> | 2009-12-03 12:51:21 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-12-03 12:51:21 -0800 |
| commit | a6c872afb2536f47285e6643f4629dec7520041d (patch) | |
| tree | 4b54e69fc6594f9afc1277520a350db04e578e77 /lib/string.c | |
| parent | 9fe02668fe48a1d546196bc1392330ff28d9bd57 (diff) | |
| parent | 22763c5cf3690a681551162c15d34d935308c8d7 (diff) | |
| download | kernel-crypto-a6c872afb2536f47285e6643f4629dec7520041d.tar.gz kernel-crypto-a6c872afb2536f47285e6643f4629dec7520041d.tar.xz kernel-crypto-a6c872afb2536f47285e6643f4629dec7520041d.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'lib/string.c')
| -rw-r--r-- | lib/string.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/lib/string.c b/lib/string.c index b19b87af65a..e96421ab9a9 100644 --- a/lib/string.c +++ b/lib/string.c @@ -246,13 +246,17 @@ EXPORT_SYMBOL(strlcat); #undef strcmp int strcmp(const char *cs, const char *ct) { - signed char __res; + unsigned char c1, c2; while (1) { - if ((__res = *cs - *ct++) != 0 || !*cs++) + c1 = *cs++; + c2 = *ct++; + if (c1 != c2) + return c1 < c2 ? -1 : 1; + if (!c1) break; } - return __res; + return 0; } EXPORT_SYMBOL(strcmp); #endif @@ -266,14 +270,18 @@ EXPORT_SYMBOL(strcmp); */ int strncmp(const char *cs, const char *ct, size_t count) { - signed char __res = 0; + unsigned char c1, c2; while (count) { - if ((__res = *cs - *ct++) != 0 || !*cs++) + c1 = *cs++; + c2 = *ct++; + if (c1 != c2) + return c1 < c2 ? -1 : 1; + if (!c1) break; count--; } - return __res; + return 0; } EXPORT_SYMBOL(strncmp); #endif |