455 	struct net_device *tunnel_dev, *new_dev;  in ipmr_new_tunnel()  local
477 	new_dev = __dev_get_by_name(net, p.name);  in ipmr_new_tunnel()
478 	if (!new_dev)  in ipmr_new_tunnel()
481 	new_dev->flags |= IFF_MULTICAST;  in ipmr_new_tunnel()
482 	if (!ipmr_init_vif_indev(new_dev))  in ipmr_new_tunnel()
484 	if (dev_open(new_dev, NULL))  in ipmr_new_tunnel()
486 	dev_hold(new_dev);  in ipmr_new_tunnel()
487 	err = dev_set_allmulti(new_dev, 1);  in ipmr_new_tunnel()
489 		dev_close(new_dev);  in ipmr_new_tunnel()
492 		dev_put(new_dev);  in ipmr_new_tunnel()
493 		new_dev = ERR_PTR(err);  in ipmr_new_tunnel()
495 	return new_dev;  in ipmr_new_tunnel()
498 	unregister_netdevice(new_dev);  in ipmr_new_tunnel()