diff --git a/openwrt/package/openwrt/mtd.c b/openwrt/package/openwrt/mtd.c
index 851f266282..f0c127b72a 100644
--- a/openwrt/package/openwrt/mtd.c
+++ b/openwrt/package/openwrt/mtd.c
@@ -19,6 +19,8 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  *
  * $Id$
+ *
+ * code is based on linux-mtd example code
  */
 
 #include <limits.h>