.frozen = BT_TRUE,
};
-struct bt_ctf_value *bt_ctf_value_null = &bt_ctf_value_null_instance;
-struct bt_ctf_private_value *bt_ctf_private_value_null =
+struct bt_ctf_value *const bt_ctf_value_null = &bt_ctf_value_null_instance;
+struct bt_ctf_private_value *const bt_ctf_private_value_null =
(void *) &bt_ctf_value_null_instance;
struct bt_ctf_value_bool {