diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a6529c55ffb7adc5c48203e1a57c59c0ba01b806..2b9d7d08ed4d0f7540914bbbb9e895e5fc1d9fe6 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2852,7 +2852,10 @@ static int nlmsg_populate_fdb_fill(struct sk_buff *skb,
 
 static inline size_t rtnl_fdb_nlmsg_size(void)
 {
-	return NLMSG_ALIGN(sizeof(struct ndmsg)) + nla_total_size(ETH_ALEN);
+	return NLMSG_ALIGN(sizeof(struct ndmsg)) +
+	       nla_total_size(ETH_ALEN) +	/* NDA_LLADDR */
+	       nla_total_size(sizeof(u16)) +	/* NDA_VLAN */
+	       0;
 }
 
 static void rtnl_fdb_notify(struct net_device *dev, u8 *addr, u16 vid, int type,