- struct net_bridge_port *p = dev->br_port;
- if (event == NETDEV_UNREGISTER && p) {
- struct datapath *dp = p->dp;
- mutex_lock(&dp->mutex);
- dp_del_port(p);
- mutex_unlock(&dp->mutex);
+ struct vport *vport;
+
+ if (ovs_is_internal_dev(dev))
+ vport = ovs_internal_dev_get_vport(dev);
+ else
+ vport = ovs_netdev_get_vport(dev);
+
+ if (!vport)
+ return NOTIFY_DONE;
+
+ switch (event) {
+ case NETDEV_UNREGISTER:
+ if (!ovs_is_internal_dev(dev)) {
+ struct sk_buff *notify;
+ struct datapath *dp = vport->dp;
+
+ notify = ovs_vport_cmd_build_info(vport, 0, 0,
+ OVS_VPORT_CMD_DEL);
+ ovs_dp_detach_port(vport);
+ if (IS_ERR(notify)) {
+ netlink_set_err(GENL_SOCK(ovs_dp_get_net(dp)), 0,
+ ovs_dp_vport_multicast_group.id,
+ PTR_ERR(notify));
+ break;
+ }
+
+ genlmsg_multicast_netns(ovs_dp_get_net(dp), notify, 0,
+ ovs_dp_vport_multicast_group.id,
+ GFP_KERNEL);
+ }
+ break;
+