diff options
Diffstat (limited to 'arch/s390/lib/string.c')
| -rw-r--r-- | arch/s390/lib/string.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/s390/lib/string.c b/arch/s390/lib/string.c index cfcdf76d6a95..47080560e0d8 100644 --- a/arch/s390/lib/string.c +++ b/arch/s390/lib/string.c @@ -8,6 +8,9 @@ */ #define IN_ARCH_STRING_C 1 +#ifndef __NO_FORTIFY +# define __NO_FORTIFY +#endif #include <linux/types.h> #include <linux/string.h> @@ -259,14 +262,13 @@ EXPORT_SYMBOL(strcmp); #ifdef __HAVE_ARCH_STRRCHR char *strrchr(const char *s, int c) { - size_t len = __strend(s) - s; - - if (len) - do { - if (s[len] == (char) c) - return (char *) s + len; - } while (--len > 0); - return NULL; + ssize_t len = __strend(s) - s; + + do { + if (s[len] == (char)c) + return (char *)s + len; + } while (--len >= 0); + return NULL; } EXPORT_SYMBOL(strrchr); #endif |