Fix a bug in stpncpy

The manpage says that stpncpy will "copy non-null bytes from the string pointed
to by src into the array pointed to by dst.", it doesn't add a terminal NULL
byte, so we shouldn't check for it.

1 files changed, 1 insertions, 1 deletions

diff --git a/include/string.h b/include/string.h
index 7987d17..23f598c 100644
--- a/include/string.h
+++ b/include/string.h
@@ -104,7 +104,7 @@ _FORTIFY_FN(stpncpy) char *stpncpy(char * _FORTIFY_POS0 __d, const char *__s,
 {
         size_t __b = __bos(__d, 0);
 
-        if (__n > __b && strlen(__s) + 1 > __b)
+        if (__n > __b)
                 __builtin_trap();
         return __orig_stpncpy(__d, __s, __n);
 }