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[SOCK]: Introduce sk_setup_caps

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From tcp_v4_setup_caps, that always is preceded by a call to
__sk_dst_set, so coalesce this sequence into sk_setup_caps, removing
one call to a TCP function in the IP layer.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2005-08-09 19:49:02 -07:00
committed by David S. Miller
parent 614c6cb4f2
commit 6cbb0df788
5 changed files with 17 additions and 22 deletions
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12
net/ipv4/tcp_ipv4.c
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@ -837,8 +837,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
goto failure;
/* OK, now commit destination to socket. */
__sk_dst_set(sk, &rt->u.dst);
tcp_v4_setup_caps(sk, &rt->u.dst);
sk_setup_caps(sk, &rt->u.dst);
if (!tp->write_seq)
tp->write_seq = secure_tcp_sequence_number(inet->saddr,
@ -1553,8 +1552,7 @@ struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
if (!newsk)
goto exit;
newsk->sk_dst_cache = dst;
tcp_v4_setup_caps(newsk, dst);
sk_setup_caps(newsk, dst);
newtp = tcp_sk(newsk);
newinet = inet_sk(newsk);
@ -1855,8 +1853,7 @@ static int tcp_v4_reselect_saddr(struct sock *sk)
if (err)
return err;
__sk_dst_set(sk, &rt->u.dst);
tcp_v4_setup_caps(sk, &rt->u.dst);
sk_setup_caps(sk, &rt->u.dst);
new_saddr = rt->rt_src;
@ -1914,8 +1911,7 @@ int tcp_v4_rebuild_header(struct sock *sk)
err = ip_route_output_flow(&rt, &fl, sk, 0);
}
if (!err) {
__sk_dst_set(sk, &rt->u.dst);
tcp_v4_setup_caps(sk, &rt->u.dst);
sk_setup_caps(sk, &rt->u.dst);
return 0;
}