interface: interface dump API check validity of sw_if_index

Type: fix
Fixes: 6407ba56

Change-Id: I6d3ce68962986921e04aa00c989d8afa157ebcb8
Signed-off-by: Neale Ranns <nranns@cisco.com>

diff --git a/src/vnet/interface_api.c b/src/vnet/interface_api.c
index a91936f..50921f2 100644 (file)
--- a/src/vnet/interface_api.c
+++ b/src/vnet/interface_api.c
@@ -311,7 +311,7 @@ vl_api_sw_interface_dump_t_handler (vl_api_sw_interface_dump_t * mp)
   if (!mp->name_filter_valid && sw_if_index != ~0 && sw_if_index != 0)
     {
       /* is it a valid sw_if_index? */
-      if (vec_len (im->sw_interfaces) <= sw_if_index)
+      if (!vnet_sw_if_index_is_api_valid (sw_if_index))
        return;
 
       swif = vec_elt_at_index (im->sw_interfaces, sw_if_index);