tap: add support for persistance

[vpp.git] / src / vnet / devices / tap / tapv2_api.c

diff --git a/src/vnet/devices/tap/tapv2_api.c b/src/vnet/devices/tap/tapv2_api.c
index 1f1e18a..9e09459 100644 (file)
--- a/src/vnet/devices/tap/tapv2_api.c
+++ b/src/vnet/devices/tap/tapv2_api.c
@@ -77,15 +77,10 @@ vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
   ap->rx_ring_sz = ntohs (mp->rx_ring_sz);
   ap->tx_ring_sz = ntohs (mp->tx_ring_sz);
   ap->sw_if_index = (u32) ~ 0;
+  ap->num_rx_queues = 1;
 
-  if (mp->num_rx_queues < 1)
-    {
-      ap->rv = VNET_API_ERROR_INVALID_ARGUMENT;
-      ap->sw_if_index = ~0;
-      goto done;
-    }
-
-  ap->num_rx_queues = mp->num_rx_queues;
+  if (mp->num_rx_queues > 1)
+    ap->num_rx_queues = mp->num_rx_queues;
 
   if (mp->host_if_name_set)
     ap->host_if_name = mp->host_if_name;
@@ -139,11 +134,10 @@ vl_api_tap_create_v2_t_handler (vl_api_tap_create_v2_t * mp)
   /* If a tag was supplied... */
   if (vl_api_string_len (&mp->tag))
     {
-      u8 *tag = format (0, "%s%c", vl_api_from_api_string (&mp->tag), 0);
+      u8 *tag = vl_api_from_api_to_new_vec (&mp->tag);
       vnet_set_sw_interface_tag (vnm, tag, ap->sw_if_index);
     }
 
-done:
   rmp = vl_msg_api_alloc (sizeof (*rmp));
   rmp->_vl_msg_id = ntohs (VL_API_TAP_CREATE_V2_REPLY);
   rmp->context = mp->context;
@@ -170,8 +164,6 @@ vl_api_tap_delete_v2_t_handler (vl_api_tap_delete_v2_t * mp)
 
   rv = tap_delete_if (vm, sw_if_index);
 
-
-
   rmp = vl_msg_api_alloc (sizeof (*rmp));
   rmp->_vl_msg_id = ntohs (VL_API_TAP_DELETE_V2_REPLY);
   rmp->context = mp->context;