diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index caa3c2593719215ca4dc5a431b7adaeb0be62b98..949eada46ce17d1d41f5845dc4e63be90c804ab2 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -196,7 +196,7 @@ struct hh_cache
                                          *  NOTE:  For VLANs, this will be the
                                          *  encapuslated type. --BLG
                                          */
-	int		hh_len;		/* length of header */
+	u16		hh_len;		/* length of header */
 	int		(*hh_output)(struct sk_buff *skb);
 	rwlock_t	hh_lock;