diff mbox series

[v3,1/2] Bluetooth: btusb: Handle download_firmware failure cases

Message ID 20211206173343.31380-1-mark-yw.chen@mediatek.com
State Accepted
Commit 00c0ee9850b7b0cb7c40b8daba806ae2245e59d4
Headers show
Series [v3,1/2] Bluetooth: btusb: Handle download_firmware failure cases | expand

Commit Message

mark-yw.chen@mediatek.com Dec. 6, 2021, 5:33 p.m. UTC
From: Mark Chen <mark-yw.chen@mediatek.com>

For Mediatek chipset, it can not enabled if there are something wrong
in btmtk_setup_firmware_79xx(). Thus, the process must be terminated
and returned error code.

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>
---
 drivers/bluetooth/btusb.c | 4 ++++
 1 file changed, 4 insertions(+)

Comments

Marcel Holtmann Dec. 6, 2021, 7:40 p.m. UTC | #1
Hi Mark,

> For Mediatek chipset, it can not enabled if there are something wrong
> in btmtk_setup_firmware_79xx(). Thus, the process must be terminated
> and returned error code.
> 
> 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>
> ---
> drivers/bluetooth/btusb.c | 4 ++++
> 1 file changed, 4 insertions(+)

patch has been applied to bluetooth-next tree.

Regards

Marcel
diff mbox series

Patch

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ab169fc673ea..923cfbe40dae 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2554,6 +2554,10 @@  static int btusb_mtk_setup(struct hci_dev *hdev)
 			 dev_id & 0xffff, (fw_version & 0xff) + 1);
 		err = btmtk_setup_firmware_79xx(hdev, fw_bin_name,
 						btusb_mtk_hci_wmt_sync);
+		if (err < 0) {
+			bt_dev_err(hdev, "Failed to set up firmware (%d)", err);
+			return err;
+		}
 
 		/* It's Device EndPoint Reset Option Register */
 		btusb_mtk_uhw_reg_write(data, MTK_EP_RST_OPT, MTK_EP_RST_IN_OUT_OPT);