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igb: Always enable VLAN 0 even if 8021q is not loaded

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This patch makes it so that we always add VLAN 0.  This is important as we
need to guarantee the PF can receive untagged frames in the case of SR-IOV
being enabled but VLAN filtering not being enabled in the kernel.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Alexander Duyck 2016-01-06 23:10:54 -08:00 committed by Jeff Kirsher
parent d3836f8e25
commit 5982a5565a
1 changed files with 3 additions and 2 deletions
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5
drivers/net/ethernet/intel/igb/igb_main.c
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@ -7177,11 +7177,12 @@ static int igb_vlan_rx_kill_vid(struct net_device *netdev,
static void igb_restore_vlan(struct igb_adapter *adapter)
{
u16 vid;
u16 vid = 1;
igb_vlan_mode(adapter->netdev, adapter->netdev->features);
igb_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), 0);
for_each_set_bit(vid, adapter->active_vlans, VLAN_N_VID)
for_each_set_bit_from(vid, adapter->active_vlans, VLAN_N_VID)
igb_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), vid);
}