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-rw-r--r--src/vnet/tcp/tcp_input.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index c15c328667b..160619d2d95 100644
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -2657,7 +2657,6 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
while (n_left_from > 0)
{
- u32 error = TCP_ERROR_NONE;
tcp_connection_t *lc, *child;
/* Flags initialized with connection state after lookup */
@@ -2672,14 +2671,14 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
thread_index);
if (tc->state != TCP_STATE_TIME_WAIT)
{
- error = TCP_ERROR_CREATE_EXISTS;
+ tcp_inc_counter (listen, TCP_ERROR_CREATE_EXISTS, 1);
goto done;
}
if (PREDICT_FALSE (!syn_during_timewait (tc, b[0], &tw_iss)))
{
/* This SYN can't be accepted */
- error = TCP_ERROR_CREATE_EXISTS;
+ tcp_inc_counter (listen, TCP_ERROR_CREATE_EXISTS, 1);
goto done;
}
@@ -2689,7 +2688,7 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
/* listener was cleaned up */
if (!lc)
{
- error = TCP_ERROR_NO_LISTENER;
+ tcp_inc_counter (listen, TCP_ERROR_NO_LISTENER, 1);
goto done;
}
}
@@ -2699,7 +2698,7 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
tcp_lookup_connection (lc->c_fib_index, b[0], thread_index, is_ip4);
if (PREDICT_FALSE (child->state != TCP_STATE_LISTEN))
{
- error = TCP_ERROR_CREATE_EXISTS;
+ tcp_inc_counter (listen, TCP_ERROR_CREATE_EXISTS, 1);
goto done;
}
@@ -2716,7 +2715,7 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
if (tcp_options_parse (tcp_buffer_hdr (b[0]), &child->rcv_opts, 1))
{
- error = TCP_ERROR_OPTIONS;
+ tcp_inc_counter (listen, TCP_ERROR_OPTIONS, 1);
tcp_connection_free (child);
goto done;
}
@@ -2746,7 +2745,7 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
lc->c_thread_index, 0 /* notify */ ))
{
tcp_connection_cleanup (child);
- error = TCP_ERROR_CREATE_SESSION_FAIL;
+ tcp_inc_counter (listen, TCP_ERROR_CREATE_SESSION_FAIL, 1);
goto done;
}
@@ -2754,12 +2753,11 @@ tcp46_listen_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
child->tx_fifo_size = transport_tx_fifo_size (&child->connection);
tcp_send_synack (child);
+ n_syns += 1;
done:
-
b += 1;
n_left_from -= 1;
- n_syns += (error == TCP_ERROR_NONE);
}
tcp_inc_counter (listen, TCP_ERROR_SYNS_RCVD, n_syns);