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Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index b35badf53aa5..71d456148de7 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3831,6 +3831,7 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
tcp_parse_options(skb, &tp->rx_opt, 0);
if (th->ack) {
+ struct inet_connection_sock *icsk;
/* rfc793:
* "If the state is SYN-SENT then
* first check the ACK bit
@@ -3956,7 +3957,11 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
sk_wake_async(sk, 0, POLL_OUT);
}
- if (sk->sk_write_pending || tp->defer_accept || inet_csk(sk)->icsk_ack.pingpong) {
+ icsk = inet_csk(sk);
+
+ if (sk->sk_write_pending ||
+ icsk->icsk_accept_queue.rskq_defer_accept ||
+ icsk->icsk_ack.pingpong) {
/* Save one ACK. Data will be ready after
* several ticks, if write_pending is set.
*
@@ -3965,8 +3970,8 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
* to stand against the temptation 8) --ANK
*/
inet_csk_schedule_ack(sk);
- inet_csk(sk)->icsk_ack.lrcvtime = tcp_time_stamp;
- inet_csk(sk)->icsk_ack.ato = TCP_ATO_MIN;
+ icsk->icsk_ack.lrcvtime = tcp_time_stamp;
+ icsk->icsk_ack.ato = TCP_ATO_MIN;
tcp_incr_quickack(sk);
tcp_enter_quickack_mode(sk);
inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,