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bonding: Fix alb mode to only use first level vlans. 

ALB/TLB learning packets use all vlans configured on top
of the bond.  This ends up being incorrect if we have a stack
of vlans on top of the bond.  ALB/TLB should only use
first level/outer most vlans in its announcements.

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2014-05-16 17:20:39 -04:00 committed by David S. Miller
parent 44a4085538
commit f60c3704e8
1 changed files with 1 additions and 1 deletions
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2
drivers/net/bonding/bond_alb.c
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@ -1045,7 +1045,7 @@ static void alb_send_learning_packets(struct slave *slave, u8 mac_addr[])
/* loop through vlans and send one packet for each */
rcu_read_lock();
netdev_for_each_all_upper_dev_rcu(bond->dev, upper, iter) {
if (upper->priv_flags & IFF_802_1Q_VLAN)
if (is_vlan_dev(upper) && vlan_get_encap_level(upper) == 0)
alb_send_lp_vid(slave, mac_addr,
vlan_dev_vlan_id(upper));
}