team: use kfree_rcu instead of synchronize_rcu in team_port_dev

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/team/team.c

@@ -1192,8 +1192,7 @@ static int team_port_del(struct team *team, struct net_device *port_dev)
 
 	team_port_set_orig_dev_addr(port);
 	dev_set_mtu(port_dev, port->orig.mtu);
-	synchronize_rcu();
-	kfree(port);
+	kfree_rcu(port, rcu);
 	netdev_info(dev, "Port device %s removed\n", portname);
 	__team_compute_features(team);
 

include/linux/if_team.h

@@ -69,6 +69,7 @@ struct team_port {
 	s32 priority; /* lower number ~ higher priority */
 	u16 queue_id;
 	struct list_head qom_list; /* node in queue override mapping list */
+	struct rcu_head	rcu;
 	long mode_priv[0];
 };