/* sk = NULL, but it is safe for now. RST socket required. */
dst = ip6_dst_lookup_flow(sock_net(ctl_sk), ctl_sk, &fl6, NULL);
/* sk = NULL, but it is safe for now. RST socket required. */
dst = ip6_dst_lookup_flow(sock_net(ctl_sk), ctl_sk, &fl6, NULL);