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-rw-r--r--lib/string.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/string.c b/lib/string.c
index 5c8b55af0df6..d886ef157c12 100644
--- a/lib/string.c
+++ b/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)
{

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