Remove unused argument to vlib_feature_next

Change-Id: Ieb8b53977fc8484c19780941e232ee072b667de3
Signed-off-by: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/bonding/node.c b/src/vnet/bonding/node.c
index 7abd7b0..ba3e8e3 100644
--- a/src/vnet/bonding/node.c
+++ b/src/vnet/bonding/node.c
@@ -169,7 +169,7 @@
 
   *bond_sw_if_index = bif->sw_if_index;
   *error = 0;
-  vnet_feature_next ( /* not used */ 0, next_index, b);
+  vnet_feature_next (next_index, b);
 }
 
 VLIB_NODE_FN (bond_input_node) (vlib_main_t * vm,