node: vector must be checked with vec_header
see register_node, node-name might be a vector
@@ -47,7 +47,7 @@ vlib_get_node_by_name (vlib_main_t * vm, u8 * name)
vlib_node_main_t *nm = &vm->node_main;
uword *p;
u8 *key = name;
- if (!clib_mem_is_heap_object (key))
+ if (!clib_mem_is_heap_object (vec_header (key, 0)))
key = format (0, "%s", key);
p = hash_get (nm->node_by_name, key);
if (key != name)
