classify: fix issue with output classify node using wrong sw_if_index

Output classify node should use sw_if_index[VLIB_TX]
Like in l2_output.c, we have to use sw_if_index[VLIB_TX]
to get the appropriate configuration.

Change-Id: I96b1a03ddf5c9e9c45fa3f5df3ea88895ed4345e
Signed-off-by: Christophe Fontaine <christophe.fontaine@qosmos.com>

diff --git a/vnet/vnet/l2/l2_output_classify.c b/vnet/vnet/l2/l2_output_classify.c
index e5c7bd1..27d5eb3 100644 (file)
--- a/vnet/vnet/l2/l2_output_classify.c
+++ b/vnet/vnet/l2/l2_output_classify.c
@@ -97,12 +97,12 @@ static char *l2_output_classify_error_strings[] = {
  * @par Graph mechanics: buffer metadata, next index usage
  *
  * @em Uses:
- * - <code>(l2_input_classify_runtime_t *)
+ * - <code>(l2_output_classify_runtime_t *)
  *         rt->classify_table_index_by_sw_if_index</code>
  *        Head of the per-interface, perprotocol classifier table chain
  *        for a specific interface. ~0 => send pkts to the next
  *        feature in the L2 feature chain.
- * - <code>vnet_buffer(b)->sw_if_index[VLIB_RX]</code>
+ * - <code>vnet_buffer(b)->sw_if_index[VLIB_TX]</code>
  *     - Indicates the @c sw_if_index value of the interface that the
  *     packet was received on.
  * - <code>vnet_buffer (b0)->l2.feature_bitmap</code>
@@ -197,10 +197,10 @@ l2_output_classify_node_fn (vlib_main_t * vm,
       b1 = vlib_get_buffer (vm, bi1);
       h1 = vlib_buffer_get_current (b1);
 
-      sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+      sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
       vnet_buffer (b0)->l2_classify.table_index = ~0;
 
-      sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX];
+      sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_TX];
       vnet_buffer (b1)->l2_classify.table_index = ~0;
 
       /* Select classifier table based on ethertype */
@@ -264,7 +264,7 @@ l2_output_classify_node_fn (vlib_main_t * vm,
       b0 = vlib_get_buffer (vm, bi0);
       h0 = vlib_buffer_get_current (b0);
 
-      sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+      sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
       vnet_buffer (b0)->l2_classify.table_index = ~0;
 
       /* Select classifier table based on ethertype */
@@ -425,7 +425,7 @@ l2_output_classify_node_fn (vlib_main_t * vm,
            {
              l2_output_classify_trace_t *t =
                vlib_add_trace (vm, node, b0, sizeof (*t));
-             t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+             t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_TX];
              t->table_index = table_index0;
              t->next_index = next0;
              t->session_offset = e0 ? vnet_classify_get_offset (t0, e0) : 0;