2 files changed, 4 insertions, 0 deletions

diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
index 359221318145..38f4a3efcc10 100644
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -1885,6 +1885,8 @@ trimthenstep6:
                         	tp->snd_cwnd = tp->snd_ssthresh;
                         tp->t_dupacks = 0;
                 }
+		if (tp->t_dupacks < tcprexmtthresh)
+			tp->t_dupacks = 0;
 		if (SEQ_GT(th->th_ack, tp->snd_max)) {
 			tcpstat.tcps_rcvacktoomuch++;
 			goto dropafterack;
diff --git a/sys/netinet/tcp_reass.c b/sys/netinet/tcp_reass.c
index 359221318145..38f4a3efcc10 100644
--- a/sys/netinet/tcp_reass.c
+++ b/sys/netinet/tcp_reass.c
@@ -1885,6 +1885,8 @@ trimthenstep6:
                         	tp->snd_cwnd = tp->snd_ssthresh;
                         tp->t_dupacks = 0;
                 }
+		if (tp->t_dupacks < tcprexmtthresh)
+			tp->t_dupacks = 0;
 		if (SEQ_GT(th->th_ack, tp->snd_max)) {
 			tcpstat.tcps_rcvacktoomuch++;
 			goto dropafterack;