Bluetooth: List powered down AMP controllers correctly

Within the AMP discover response, list powered down AMP controllers
as powered down. No point in trying to make them look any different.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>

net/bluetooth/a2mp.c

@@ -89,7 +89,10 @@ static void __a2mp_add_cl(struct amp_mgr *mgr, struct a2mp_cl *cl)
 		if (hdev->dev_type == HCI_AMP) {
 			cl[i].id = hdev->id;
 			cl[i].type = hdev->amp_type;
-			cl[i].status = hdev->amp_status;
+			if (test_bit(HCI_UP, &hdev->flags))
+				cl[i].status = hdev->amp_status;
+			else
+				cl[i].status = AMP_STATUS_POWERED_DOWN;
 			i++;
 		}
 	}