diff --git a/lib/string.c b/lib/string.c
index c1a28c1..e94021c 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -511,16 +511,9 @@
 {
 	char *tmp, *s;
 
-	if (src == dest)
-		return dest;
-
 	if (dest <= src) {
-		tmp = (char *) dest;
-		s = (char *) src;
-		while (count--)
-			*tmp++ = *s++;
-		}
-	else {
+		memcpy(dest, src, count);
+	} else {
 		tmp = (char *) dest + count;
 		s = (char *) src + count;
 		while (count--)