L2TP_ATTR_IP6_DADDR
if (attrs[L2TP_ATTR_IP6_SADDR] && attrs[L2TP_ATTR_IP6_DADDR]) {
cfg->peer_ip6 = nla_data(attrs[L2TP_ATTR_IP6_DADDR]);
nla_put_in6_addr(skb, L2TP_ATTR_IP6_DADDR, &sk->sk_v6_daddr))
[L2TP_ATTR_IP6_DADDR] = {