mt76x0: fix memory leak during hw probe

Fix memory leak during hw probe if mt76x0_register_device fails
since MT76_STATE_INITIALIZED has not set yet and mt76x0_cleanup
does not free tx/rx queues and mcu buffers

Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

drivers/net/wireless/mediatek/mt76/mt76x0/init.c

@@ -468,9 +468,7 @@ int mt76x0_init_hardware(struct mt76x0_dev *dev)
 
 void mt76x0_cleanup(struct mt76x0_dev *dev)
 {
-	if (!test_and_clear_bit(MT76_STATE_INITIALIZED, &dev->mt76.state))
-		return;
-
+	clear_bit(MT76_STATE_INITIALIZED, &dev->mt76.state);
 	mt76x0_chip_onoff(dev, false, false);
 	mt76u_queues_deinit(&dev->mt76);
 	mt76u_mcu_deinit(&dev->mt76);