diff options
| -rw-r--r-- | drivers/bluetooth/btusb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index d56905fed79d..f7120c9eb9bd 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -397,6 +397,7 @@ struct btusb_data { struct usb_interface *intf; struct usb_interface *isoc; struct usb_interface *diag; + unsigned isoc_ifnum; unsigned long flags; @@ -1360,7 +1361,7 @@ static inline int __set_isoc_interface(struct hci_dev *hdev, int altsetting) if (!data->isoc) return -ENODEV; - err = usb_set_interface(data->udev, 1, altsetting); + err = usb_set_interface(data->udev, data->isoc_ifnum, altsetting); if (err < 0) { bt_dev_err(hdev, "setting interface failed (%d)", -err); return err; @@ -3142,6 +3143,7 @@ static int btusb_probe(struct usb_interface *intf, } else { /* Interface orders are hardcoded in the specification */ data->isoc = usb_ifnum_to_if(data->udev, ifnum_base + 1); + data->isoc_ifnum = ifnum_base + 1; } if (!reset) |