diff options
Diffstat (limited to 'lib/string.c')
-rw-r--r-- | lib/string.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/string.c b/lib/string.c index 717b59aa50..7548fd3581 100644 --- a/lib/string.c +++ b/lib/string.c @@ -208,6 +208,8 @@ int strcmp(const char * cs,const char * ct) { register signed char __res; + BUG_ON(!cs || !ct); + while (1) { if ((__res = *cs - *ct++) != 0 || !*cs++) break; @@ -229,6 +231,8 @@ int strncmp(const char * cs, const char * ct, size_t count) { register signed char __res = 0; + BUG_ON(!cs || !ct); + while (count) { if ((__res = *cs - *ct++) != 0 || !*cs++) break; |