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authorIlpo Järvinen <ilpo.jarvinen@helsinki.fi>2008-12-05 22:43:56 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-05 22:43:56 -0800
commit726e07a8a38168266ac95d87736f9501a2d9e7b2 (patch)
tree40c351cce9c00c250386e43cce6e4ebfb5091ea2 /net/ipv4
parent41834b7332a1ad3f7b6e8bbd83e6ce63586f0b07 (diff)
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tcp: move some parts from tcp_write_xmit
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/tcp_output.c23
1 files changed, 12 insertions, 11 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 76f840917bc..80147ba4414 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1530,13 +1530,6 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle)
int cwnd_quota;
int result;
- /* If we are closed, the bytes will have to remain here.
- * In time closedown will finish, we empty the write queue and all
- * will be happy.
- */
- if (unlikely(sk->sk_state == TCP_CLOSE))
- return 0;
-
sent_pkts = 0;
/* Do MTU probing. */
@@ -1608,10 +1601,18 @@ void __tcp_push_pending_frames(struct sock *sk, unsigned int cur_mss,
{
struct sk_buff *skb = tcp_send_head(sk);
- if (skb) {
- if (tcp_write_xmit(sk, cur_mss, nonagle))
- tcp_check_probe_timer(sk);
- }
+ if (!skb)
+ return;
+
+ /* If we are closed, the bytes will have to remain here.
+ * In time closedown will finish, we empty the write queue and
+ * all will be happy.
+ */
+ if (unlikely(sk->sk_state == TCP_CLOSE))
+ return;
+
+ if (tcp_write_xmit(sk, cur_mss, nonagle))
+ tcp_check_probe_timer(sk);
}
/* Send _single_ skb sitting at the send head. This function requires