fib: Fix the display (or lack of) for fib node types in dependent children lists

Type: fix

When registering a new FIB node type, no name was required on the API, and so no name was printed.

Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: I8a99cf29c194637a550061b0a5e9782ffe8b31dd

src/plugins/gtpu/gtpu.c

@@ -1262,7 +1262,7 @@ gtpu_init (vlib_main_t * vm)
 				       sizeof (ip46_address_t),
 				       sizeof (mcast_shared_t));
 
-  gtm->fib_node_type = fib_node_register_new_type (&gtpu_vft);
+  gtm->fib_node_type = fib_node_register_new_type ("gtpu", &gtpu_vft);
 
   return 0;
 }