From da37705cef30841616ed644ff33455bbc7374db0 Mon Sep 17 00:00:00 2001 From: Cong Wang Date: Tue, 11 Feb 2014 15:51:29 -0800 Subject: [PATCH] macvlan: unregister net device when netdev_upper_dev_link() fails rtnl_newlink() doesn't unregister it for us on failure. Cc: Patrick McHardy Cc: David S. Miller Signed-off-by: Cong Wang Signed-off-by: Cong Wang Signed-off-by: David S. Miller --- drivers/net/macvlan.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index 8433de4..a5d2189 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -879,14 +879,15 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev, dev->priv_flags |= IFF_MACVLAN; err = netdev_upper_dev_link(lowerdev, dev); if (err) - goto destroy_port; - + goto unregister_netdev; list_add_tail_rcu(&vlan->list, &port->vlans); netif_stacked_transfer_operstate(lowerdev, dev); return 0; +unregister_netdev: + unregister_netdevice(dev); destroy_port: port->count -= 1; if (!port->count) -- 2.7.4