static void qmp_input_type_null(Visitor *v, const char *name, Error **errp) { QmpInputVisitor *qiv = to_qiv(v); QObject *qobj = qmp_input_get_object(qiv, name, true, errp); if (!qobj) { return; } if (qobject_type(qobj) != QTYPE_QNULL) { error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null", "null"); } }