net: vrf: cycle_netdev(): Add an extack argument

A follow-up patch will extend dev_change_flags() with an extack
argument. Extend cycle_netdev() to have that argument available for the
conversion.
Signed-off-by: Petr Machata <petrm@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/vrf.c

@@ -747,7 +747,8 @@ static int vrf_rtable_create(struct net_device *dev)
 /**************************** device handling ********************/
 
 /* cycle interface to flush neighbor cache and move routes across tables */
-static void cycle_netdev(struct net_device *dev)
+static void cycle_netdev(struct net_device *dev,
+			 struct netlink_ext_ack *extack)
 {
 	unsigned int flags = dev->flags;
 	int ret;
@@ -785,7 +786,7 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev,
 	if (ret < 0)
 		goto err;
 
-	cycle_netdev(port_dev);
+	cycle_netdev(port_dev, extack);
 
 	return 0;
 
@@ -815,7 +816,7 @@ static int do_vrf_del_slave(struct net_device *dev, struct net_device *port_dev)
 	netdev_upper_dev_unlink(port_dev, dev);
 	port_dev->priv_flags &= ~IFF_L3MDEV_SLAVE;
 
-	cycle_netdev(port_dev);
+	cycle_netdev(port_dev, NULL);
 
 	return 0;
 }