netdev_name_in_use
if (netdev_name_in_use(bn->net,
if (!netdev_name_in_use(ppp->ppp_net, ppp->dev->name))
bool netdev_name_in_use(struct net *net, const char *name);
if (netdev_name_in_use(net, dev->name)) {
if (netdev_name_in_use(net, name_node->name)) {
if (netdev_name_in_use(&init_net, fb_name))
if (netdev_name_in_use(&init_net, name_node->name))
if (netdev_name_in_use(net, want_name))
EXPORT_SYMBOL(netdev_name_in_use);