team: add fix_features

do fix features in similar way as bonding code does

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/team/team.c

@@ -953,6 +953,27 @@ static int team_del_slave(struct net_device *dev, struct net_device *port_dev)
 	return err;
 }
 
+static netdev_features_t team_fix_features(struct net_device *dev,
+					   netdev_features_t features)
+{
+	struct team_port *port;
+	struct team *team = netdev_priv(dev);
+	netdev_features_t mask;
+
+	mask = features;
+	features &= ~NETIF_F_ONE_FOR_ALL;
+	features |= NETIF_F_ALL_FOR_ALL;
+
+	rcu_read_lock();
+	list_for_each_entry_rcu(port, &team->port_list, list) {
+		features = netdev_increment_features(features,
+						     port->dev->features,
+						     mask);
+	}
+	rcu_read_unlock();
+	return features;
+}
+
 static const struct net_device_ops team_netdev_ops = {
 	.ndo_init		= team_init,
 	.ndo_uninit		= team_uninit,
@@ -968,6 +989,7 @@ static const struct net_device_ops team_netdev_ops = {
 	.ndo_vlan_rx_kill_vid	= team_vlan_rx_kill_vid,
 	.ndo_add_slave		= team_add_slave,
 	.ndo_del_slave		= team_del_slave,
+	.ndo_fix_features	= team_fix_features,
 };