opcode = tvb_get_ntohs(tvb, 0);
if (tree) {
- ti = proto_tree_add_item(tree, proto_macctrl, tvb, 0, 46, FALSE);
+ ti = proto_tree_add_item(tree, proto_macctrl, tvb, 0, 46, ENC_NA);
macctrl_tree = proto_item_add_subtree(ti, ett_macctrl);
proto_tree_add_uint(macctrl_tree, hf_macctrl_opcode, tvb, 0, 2, opcode);