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Diffstat (limited to 'src/vnet/tcp/tcp_output.c')
-rw-r--r--src/vnet/tcp/tcp_output.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index 0d5feb976f8..79d64cf2da3 100644
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -1078,7 +1078,15 @@ tcp_send_fin (tcp_connection_t * tc)
tcp_retransmit_timer_force_update (tc);
if (PREDICT_FALSE (tcp_get_free_buffer_index (tm, &bi)))
- return;
+ {
+ /* Out of buffers so program fin retransmit ASAP */
+ tcp_timer_update (tc, TCP_TIMER_RETRANSMIT, 1);
+ tc->flags |= TCP_CONN_FINSNT;
+ tc->snd_una_max += 1;
+ tc->snd_nxt = tc->snd_una_max;
+ return;
+ }
+
b = vlib_get_buffer (vm, bi);
tcp_init_buffer (vm, b);
fin_snt = tc->flags & TCP_CONN_FINSNT;