X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Ftcp%2Ftcp_input.c;h=08cea1e75d08e2a1168b25c3156eafa82945c109;hb=bf1f8b7f288c29bfcc128b1d09eae1c1eac2b7cc;hp=15dae3d7413bb13f1c3f0e1507dcef9a5ab48527;hpb=5ed3fe3dd4320a7b4080f18de32ef491b5a1c7f0;p=vpp.git

diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 15dae3d7413..08cea1e75d0 100755
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -1483,9 +1483,12 @@ tcp_cc_handle_event (tcp_connection_t * tc, tcp_rate_sample_t * rs,
       tc->rxt_delivered = clib_max (tc->rxt_delivered + tc->bytes_acked,
 				    tc->snd_rxt_bytes);
       if (is_dack)
-	tc->prr_delivered += 1;
+	tc->prr_delivered += clib_min (tc->snd_mss,
+				       tc->snd_nxt - tc->snd_una);
       else
-	tc->prr_delivered += tc->bytes_acked - tc->snd_mss * tc->rcv_dupacks;
+	tc->prr_delivered += tc->bytes_acked - clib_min (tc->bytes_acked,
+							 tc->snd_mss *
+							 tc->rcv_dupacks);
 
       /* If partial ack, assume that the first un-acked segment was lost */
       if (tc->bytes_acked || tc->rcv_dupacks == TCP_DUPACK_THRESHOLD)