ipv6_dev_find
struct net_device *ipv6_dev_find(struct net *net, const struct in6_addr *addr,
dev = ipv6_dev_find(net, &iio->ident.addr.ip_addr.ipv6_addr, dev);
EXPORT_SYMBOL(ipv6_dev_find);
dev = ipv6_dev_find(net, &local.ipv6, dev);