From: Mark Chen <mark-yw.chen@mediatek.com>
Date: Tue, 7 Dec 2021 01:33:43 +0800
Subject: Bluetooth: btusb: Return error code when getting patch status failed
Patch-mainline: v5.17-rc1
Git-commit: 995d948cf2e45834275f07afc1c9881a9902e73c
References: jsc#PED-1407

If there are failure cases in getting patch status, it should return the
error code (-EIO).

Fixes: fc342c4dc4087 ("Bluetooth: btusb: Add protocol support for MediaTek MT7921U USB devices")
Co-developed-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Signed-off-by: Mark Chen <mark-yw.chen@mediatek.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
 drivers/bluetooth/btmtk.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/bluetooth/btmtk.c
+++ b/drivers/bluetooth/btmtk.c
@@ -121,6 +121,7 @@ int btmtk_setup_firmware_79xx(struct hci
 				} else {
 					bt_dev_err(hdev, "Failed wmt patch dwnld status (%d)",
 						   status);
+					err = -EIO;
 					goto err_release_fw;
 				}
 			}