phonet_address_lookup
int phonet_address_lookup(struct net *net, u8 addr);
if (phonet_address_lookup(dev_net(dev), pn_addr(dst)) == 0)
else if (phonet_address_lookup(net, daddr) == 0) {
if (phonet_address_lookup(net, pn_sockaddr_get_addr(&sa)) == 0) {
if (saddr && phonet_address_lookup(sock_net(sk), saddr))