tcp: fix close wait timeout with no fin

Change-Id: Icba9b0dc6dcb4b72288f966728201812d8d12144
Signed-off-by: Florin Coras <fcoras@cisco.com>

diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index 30e5899..1c8ce34 100644 (file)
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -1192,6 +1192,10 @@ tcp_timer_waitclose_handler (u32 conn_index)
          clib_warning ("FIN was sent and still in CLOSE WAIT. Weird!");
        }
 
+      /* Make sure we don't try to send unsent data */
+      tcp_connection_timers_reset (tc);
+      tcp_cong_recovery_off (tc);
+      tc->snd_una_max = tc->snd_nxt = tc->snd_una;
       tcp_send_fin (tc);
       tc->state = TCP_STATE_LAST_ACK;