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bonding: unwind on bond_add_vlan failure

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In case of bond_add_vlan() failure currently we'll have the vlan's
refcnt bumped up in all slaves, but it will never go down because it
failed to get added to the bond, so properly unwind the added vlan if
bond_add_vlan fails.

Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Acked-by: Veaceslav Falico <vfalico@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
nikolay@redhat.com 2013-08-06 12:40:16 +02:00 committed by David S. Miller
parent 1ff412ad77
commit b20903f2a9
1 changed files with 2 additions and 2 deletions
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4
drivers/net/bonding/bond_main.c
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@ -455,13 +455,13 @@ static int bond_vlan_rx_add_vid(struct net_device *bond_dev,
if (res) {
pr_err("%s: Error: Failed to add vlan id %d\n",
bond_dev->name, vid);
return res;
goto unwind;
}
return 0;
unwind:
/* unwind from head to the slave that failed */
/* unwind from the slave that failed */
bond_for_each_slave_continue_reverse(bond, slave)
vlan_vid_del(slave->dev, proto, vid);