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driver: ipvlan: Unlink the upper dev when ipvlan_link_new failed

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When netdev_upper_dev_unlink failed in ipvlan_link_new, need to
unlink the ipvlan dev with upper dev.

Signed-off-by: Gao Feng <fgao@ikuai8.com>
Acked-by: Mahesh Bandewar <maheshb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Gao Feng 2016-12-08 11:16:58 +08:00 committed by David S. Miller
parent 93a97c50cb
commit 1a31cc86ef
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ipvlan/ipvlan_main.c
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@ -546,13 +546,15 @@ static int ipvlan_link_new(struct net *src_net, struct net_device *dev,
}
err = ipvlan_set_port_mode(port, mode);
if (err) {
goto unregister_netdev;
goto unlink_netdev;
}
list_add_tail_rcu(&ipvlan->pnode, &port->ipvlans);
netif_stacked_transfer_operstate(phy_dev, dev);
return 0;
unlink_netdev:
netdev_upper_dev_unlink(phy_dev, dev);
unregister_netdev:
unregister_netdevice(dev);
destroy_ipvlan_port: