diff options
Diffstat (limited to 'net/8021q/vlan.c')
| -rw-r--r-- | net/8021q/vlan.c | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index 61fc573f114..44ebd5c2cd4 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -98,14 +98,14 @@ void unregister_vlan_dev(struct net_device *dev, struct list_head *head) vlan_gvrp_request_leave(dev); vlan_group_set_device(grp, vlan->vlan_proto, vlan_id, NULL); + + netdev_upper_dev_unlink(real_dev, dev); /* Because unregister_netdevice_queue() makes sure at least one rcu * grace period is respected before device freeing, * we dont need to call synchronize_net() here. */ unregister_netdevice_queue(dev, head); - netdev_upper_dev_unlink(real_dev, dev); - if (grp->nr_vlan_devs == 0) { vlan_mvrp_uninit_applicant(real_dev); vlan_gvrp_uninit_applicant(real_dev); @@ -169,13 +169,14 @@ int register_vlan_dev(struct net_device *dev) if (err < 0) goto out_uninit_mvrp; - err = netdev_upper_dev_link(real_dev, dev); - if (err) - goto out_uninit_mvrp; - + vlan->nest_level = dev_get_nest_level(real_dev, is_vlan_dev) + 1; err = register_netdevice(dev); if (err < 0) - goto out_upper_dev_unlink; + goto out_uninit_mvrp; + + err = netdev_upper_dev_link(real_dev, dev); + if (err) + goto out_unregister_netdev; /* Account for reference in struct vlan_dev_priv */ dev_hold(real_dev); @@ -191,8 +192,8 @@ int register_vlan_dev(struct net_device *dev) return 0; -out_upper_dev_unlink: - netdev_upper_dev_unlink(real_dev, dev); +out_unregister_netdev: + unregister_netdevice(dev); out_uninit_mvrp: if (grp->nr_vlan_devs == 0) vlan_mvrp_uninit_applicant(real_dev); @@ -301,15 +302,17 @@ static void vlan_sync_address(struct net_device *dev, !ether_addr_equal(vlandev->dev_addr, dev->dev_addr)) dev_uc_add(dev, vlandev->dev_addr); - memcpy(vlan->real_dev_addr, dev->dev_addr, ETH_ALEN); + ether_addr_copy(vlan->real_dev_addr, dev->dev_addr); } static void vlan_transfer_features(struct net_device *dev, struct net_device *vlandev) { + struct vlan_dev_priv *vlan = vlan_dev_priv(vlandev); + vlandev->gso_max_size = dev->gso_max_size; - if (dev->features & NETIF_F_HW_VLAN_CTAG_TX) + if (vlan_hw_offload_capable(dev->features, vlan->vlan_proto)) vlandev->hard_header_len = dev->hard_header_len; else vlandev->hard_header_len = dev->hard_header_len + VLAN_HLEN; |