X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Ftcp%2Ftcp_newreno.c;h=103fea4c194cf5b95aa03d5ce43141d64a073fd5;hb=2c25a62cc1cc4937165de740a3b32d78429c72d6;hp=c825e952c9b76e0077f7efa2770709c54c4c5bc3;hpb=8af1b2fdecc883eadfec6b91434adc6044e24cb2;p=vpp.git

diff --git a/src/vnet/tcp/tcp_newreno.c b/src/vnet/tcp/tcp_newreno.c
index c825e952c9b..103fea4c194 100644
--- a/src/vnet/tcp/tcp_newreno.c
+++ b/src/vnet/tcp/tcp_newreno.c
@@ -63,8 +63,8 @@ newreno_rcv_cong_ack (tcp_connection_t * tc, tcp_cc_ack_t ack_type)
 	   * window deflation" attempts to ensure that, when fast recovery
 	   * eventually ends, approximately ssthresh amount of data will be
 	   * outstanding in the network.*/
-	  tc->cwnd = (tc->cwnd > tc->bytes_acked) ?
-	    tc->cwnd - tc->bytes_acked : 0;
+	  tc->cwnd = (tc->cwnd > tc->bytes_acked + tc->snd_mss) ?
+	    tc->cwnd - tc->bytes_acked : tc->snd_mss;
 	  if (tc->bytes_acked > tc->snd_mss)
 	    tc->cwnd += tc->snd_mss;
 	}