diff --git a/[refs] b/[refs]
index 5a7705674773..67e94d5f447e 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ebe8b54134314cc31331f6e26f42276cd947d1df
+refs/heads/master: 252795264df50a6c9eee604d29989854d5558139
diff --git a/trunk/lib/string.c b/trunk/lib/string.c
index 5c8b55af0df6..d886ef157c12 100644
--- a/trunk/lib/string.c
+++ b/trunk/lib/string.c
@@ -86,6 +86,10 @@ EXPORT_SYMBOL(strcpy);
  *
  * The result is not %NUL-terminated if the source exceeds
  * @count bytes.
+ *
+ * In the case where the length of @src is less than  that  of
+ * count, the remainder of @dest will be padded with %NUL.
+ *
  */
 char * strncpy(char * dest,const char *src,size_t count)
 {