From: Alexander Duyck Date: Thu, 7 Jan 2016 07:10:54 +0000 (-0800) Subject: igb: Always enable VLAN 0 even if 8021q is not loaded X-Git-Tag: v4.6-rc1~91^2~267^2~6 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=5982a5565a08abf3b9ff18941b3e3cc94f7c8286;p=linux.git igb: Always enable VLAN 0 even if 8021q is not loaded 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 Tested-by: Aaron Brown Signed-off-by: Jeff Kirsher --- diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 9461480e4eff..f3e17385f737 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -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); }