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Diffstat (limited to 'net/ipv4/tcp_timer.c')
-rw-r--r--net/ipv4/tcp_timer.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index f0c86398e6a7..2ac23da42dd2 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -393,6 +393,9 @@ static void tcp_fastopen_synack_timer(struct sock *sk)
tcp_write_err(sk);
return;
}
+ /* Lower cwnd after certain SYNACK timeout like tcp_init_transfer() */
+ if (icsk->icsk_retransmits == 1)
+ tcp_enter_loss(sk);
/* XXX (TFO) - Unlike regular SYN-ACK retransmit, we ignore error
* returned from rtx_syn_ack() to make it more persistent like
* regular retransmit because if the child socket has been accepted