tw_v6_daddr
BUILD_BUG_ON(offsetof(struct inet_timewait_sock, tw_v6_daddr) !=
if (ipv6_addr_loopback(&tw->tw_v6_daddr) ||
ipv6_addr_v4mapped_loopback(&tw->tw_v6_daddr) ||
tw->tw_v6_daddr = sk->sk_v6_daddr;
dest = &tw->tw_v6_daddr;
dest = &tw->tw_v6_daddr;