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authorIlpo Jarvinen <ilpo.jarvinen@helsinki.fi>2009-04-14 02:08:53 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2009-06-15 09:39:50 -0700
commit3ae0f1042ff18706e652b2cff7419136cebf0f22 (patch)
treee1abfd45ff73154b2eeb14b0a98e051de495ba90 /net
parent35eca254c87cb5664e59da0e4ceb2a755d04c047 (diff)
tcp: fix >2 iw selection
[ Upstream commit 86bcebafc5e7f5163ccf828792fe694b112ed6fa ] A long-standing feature in tcp_init_metrics() is such that any of its goto reset prevents call to tcp_init_cwnd(). Signed-off-by: Ilpo Jarvinen <ilpo.jarvinen@helsinki.fi> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'net')
-rw-r--r--net/ipv4/tcp_input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index c28976a7e596..fd4317e4eaad 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -927,6 +927,8 @@ static void tcp_init_metrics(struct sock *sk)
tcp_set_rto(sk);
if (inet_csk(sk)->icsk_rto < TCP_TIMEOUT_INIT && !tp->rx_opt.saw_tstamp)
goto reset;
+
+cwnd:
tp->snd_cwnd = tcp_init_cwnd(tp, dst);
tp->snd_cwnd_stamp = tcp_time_stamp;
return;
@@ -941,6 +943,7 @@ reset:
tp->mdev = tp->mdev_max = tp->rttvar = TCP_TIMEOUT_INIT;
inet_csk(sk)->icsk_rto = TCP_TIMEOUT_INIT;
}
+ goto cwnd;
}
static void tcp_update_reordering(struct sock *sk, const int metric,