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Commit db3949c4 authored by David S. Miller's avatar David S. Miller
Browse files

tcp: Implement ipv6 ->get_peer() and ->tw_get_peer(). 



Now ipv6 timewait recycling is fully implemented and
enabled.

Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 493f377d

net/ipv6/tcp_ipv6.c

+18 −4
Original line number Diff line number Diff line
@@ -1865,19 +1865,33 @@ static int tcp_v6_rcv(struct sk_buff *skb) 


static struct inet_peer *tcp_v6_get_peer(struct sock *sk, bool *release_it)

{

	/* Alas, not yet... */

	return NULL;

	struct rt6_info *rt = (struct rt6_info *) __sk_dst_get(sk);

	struct ipv6_pinfo *np = inet6_sk(sk);

	struct inet_peer *peer;



	if (!rt ||

	    !ipv6_addr_equal(&np->daddr, &rt->rt6i_dst.addr)) {

		peer = inet_getpeer_v6(&np->daddr, 1);

		*release_it = true;

	} else {

		if (!rt->rt6i_peer)

			rt6_bind_peer(rt, 1);

		peer = rt->rt6i_peer;

		*release_it = true;

	}



	return peer;

}



static void *tcp_v6_tw_get_peer(struct sock *sk)

{

	struct inet6_timewait_sock *tw6 = inet6_twsk(sk);

	struct inet_timewait_sock *tw = inet_twsk(sk);



	if (tw->tw_family == AF_INET)

		return tcp_v4_tw_get_peer(sk);



	/* Alas, not yet... */

	return NULL;

	return inet_getpeer_v6(&tw6->tw_v6_daddr, 1);

}



static struct timewait_sock_ops tcp6_timewait_sock_ops = {