Bluetooth: btusb: mediatek: Add err code to btusb claim iso printout

Add the error code to the message "Failed to claim iso
interface". That allows us to know which error case
usb_driver_claim_interface() hit.

Signed-off-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index a0fc465..5b7dec2 100644 (file)
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2688,7 +2688,7 @@ static void btusb_mtk_claim_iso_intf(struct btusb_data *data)
        device_unlock(&btmtk_data->isopkt_intf->dev);
        if (err < 0) {
                btmtk_data->isopkt_intf = NULL;
-               bt_dev_err(data->hdev, "Failed to claim iso interface");
+               bt_dev_err(data->hdev, "Failed to claim iso interface: %d", err);
                return;
        }