if (!vs)
goto drop;
+ /* If the NIC driver gave us an encapsulated packet
+ * with the encapsulation mark, the device checksummed it
+ * for us. Otherwise force the upper layers to verify it.
+ */
+ if ((skb->ip_summed != CHECKSUM_UNNECESSARY && skb->ip_summed != CHECKSUM_PARTIAL) ||
+ !skb->encapsulation)
+ skb->ip_summed = CHECKSUM_NONE;
+
+ skb->encapsulation = 0;
+
vs->rcv(vs, skb, vxh->vx_vni);
return 0;
skb_reset_network_header(skb);
- /* If the NIC driver gave us an encapsulated packet with
- * CHECKSUM_UNNECESSARY and Rx checksum feature is enabled,
- * leave the CHECKSUM_UNNECESSARY, the device checksummed it
- * for us. Otherwise force the upper layers to verify it.
- */
- if ((skb->ip_summed != CHECKSUM_UNNECESSARY && skb->ip_summed != CHECKSUM_PARTIAL) ||
- !skb->encapsulation || !(vxlan->dev->features & NETIF_F_RXCSUM))
- skb->ip_summed = CHECKSUM_NONE;
-
- skb->encapsulation = 0;
-
if (oip6)
err = IP6_ECN_decapsulate(oip6, skb);
if (oip)
unsigned long event, void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
- struct vxlan_net *vn;
+ struct vxlan_net *vn = net_generic(dev_net(dev), vxlan_net_id);
- if (event == NETDEV_UNREGISTER) {
- vn = net_generic(dev_net(dev), vxlan_net_id);
+ if (event == NETDEV_UNREGISTER)
vxlan_handle_lowerdev_unregister(vn, dev);
- }
return NOTIFY_DONE;
}
return 0;
}
-static __net_exit void vxlan_exit_net(struct net *net)
-{
- struct vxlan_net *vn = net_generic(net, vxlan_net_id);
- struct vxlan_dev *vxlan, *next;
- LIST_HEAD(list_kill);
-
- rtnl_lock();
- list_for_each_entry_safe(vxlan, next, &vn->vxlan_list, next)
- vxlan_dellink(vxlan->dev, &list_kill);
- unregister_netdevice_many(&list_kill);
- rtnl_unlock();
-}
-
static struct pernet_operations vxlan_net_ops = {
.init = vxlan_init_net,
- .exit = vxlan_exit_net,
.id = &vxlan_net_id,
.size = sizeof(struct vxlan_net),
};
get_random_bytes(&vxlan_salt, sizeof(vxlan_salt));
- rc = register_pernet_device(&vxlan_net_ops);
+ rc = register_pernet_subsys(&vxlan_net_ops);
if (rc)
goto out1;
out3:
unregister_netdevice_notifier(&vxlan_notifier_block);
out2:
- unregister_pernet_device(&vxlan_net_ops);
+ unregister_pernet_subsys(&vxlan_net_ops);
out1:
destroy_workqueue(vxlan_wq);
return rc;
rtnl_link_unregister(&vxlan_link_ops);
unregister_netdevice_notifier(&vxlan_notifier_block);
destroy_workqueue(vxlan_wq);
- unregister_pernet_device(&vxlan_net_ops);
- rcu_barrier();
+ unregister_pernet_subsys(&vxlan_net_ops);
+ /* rcu_barrier() is called by netns */
}
module_exit(vxlan_cleanup_module);