1 files changed, 3 insertions, 3 deletions

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index d40d4cc53319..c5dc4c4fdadd 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -180,10 +180,10 @@ static inline void tcp_event_ack_sent(struct sock *sk, unsigned int pkts,
 {
         struct tcp_sock *tp = tcp_sk(sk);
 
-        if (unlikely(tp->compressed_ack)) {
+        if (unlikely(tp->compressed_ack > TCP_FASTRETRANS_THRESH)) {
                 NET_ADD_STATS(sock_net(sk), LINUX_MIB_TCPACKCOMPRESSED,
-                              tp->compressed_ack);
-                tp->compressed_ack = 0;
+                              tp->compressed_ack - TCP_FASTRETRANS_THRESH);
+                tp->compressed_ack = TCP_FASTRETRANS_THRESH;
                 if (hrtimer_try_to_cancel(&tp->compressed_ack_timer) == 1)
                         __sock_put(sk);
         }