{
netdev_close(r->remote_netdev);
- retval = netdev_open(next_hop_dev, "system", &r->remote_netdev);
+ retval = netdev_open(next_hop_dev, NULL, &r->remote_netdev);
if (retval) {
VLOG_WARN_RL(&rl, "%s: cannot open netdev %s (next hop "
"to controller "IP_FMT"): %s",