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-rw-r--r--net/ipv4/tcp_output.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f6d279a95f4..6c7cd0a9098 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2488,7 +2488,7 @@ static int tcp_xmit_probe_skb(struct sock *sk, int urgent)
* end to send an ack. Don't queue or clone SKB, just
* send it.
*/
- TCP_SKB_CB(skb)->seq = urgent ? tp->snd_una : tp->snd_una - 1;
+ TCP_SKB_CB(skb)->seq = tp->snd_una - !urgent;
TCP_SKB_CB(skb)->end_seq = TCP_SKB_CB(skb)->seq;
TCP_SKB_CB(skb)->when = tcp_time_stamp;
return tcp_transmit_skb(sk, skb, 0, GFP_ATOMIC);