bridge: fdb dumping takes a filter device

Dumping a bridge fdb dumps every fdb entry
held. With this change we are going to filter
on selected bridge port.

Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index c2d3601..e6808f7 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -933,7 +933,8 @@
 
 /* Dump forwarding table */
 static int vxlan_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
-			  struct net_device *dev, int idx)
+			  struct net_device *dev,
+			  struct net_device *filter_dev, int idx)
 {
 	struct vxlan_dev *vxlan = netdev_priv(dev);
 	unsigned int h;