struct btusb_data {
struct hci_dev *hdev;
struct usb_device *udev;
+ struct usb_interface *intf;
struct usb_interface *isoc;
spinlock_t lock;
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
usb_unanchor_urb(urb);
- kfree(buf);
}
usb_free_urb(urb);
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
usb_unanchor_urb(urb);
- kfree(buf);
}
usb_free_urb(urb);
BT_ERR("%s urb %p submission failed (%d)",
hdev->name, urb, -err);
usb_unanchor_urb(urb);
- kfree(buf);
}
usb_free_urb(urb);
err = btusb_submit_intr_urb(hdev);
if (err < 0) {
- clear_bit(BTUSB_INTR_RUNNING, &hdev->flags);
+ clear_bit(BTUSB_INTR_RUNNING, &data->flags);
clear_bit(HCI_RUNNING, &hdev->flags);
}
if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags))
return 0;
+ cancel_work_sync(&data->work);
+
clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
- usb_kill_anchored_urbs(&data->intr_anchor);
+ usb_kill_anchored_urbs(&data->isoc_anchor);
clear_bit(BTUSB_BULK_RUNNING, &data->flags);
usb_kill_anchored_urbs(&data->bulk_anchor);
}
data->udev = interface_to_usbdev(intf);
+ data->intf = intf;
spin_lock_init(&data->lock);
if (data->isoc) {
err = usb_driver_claim_interface(&btusb_driver,
- data->isoc, NULL);
+ data->isoc, data);
if (err < 0) {
hci_free_dev(hdev);
kfree(data);
hdev = data->hdev;
- if (data->isoc)
- usb_driver_release_interface(&btusb_driver, data->isoc);
+ __hci_dev_hold(hdev);
- usb_set_intfdata(intf, NULL);
+ usb_set_intfdata(data->intf, NULL);
+
+ if (data->isoc)
+ usb_set_intfdata(data->isoc, NULL);
hci_unregister_dev(hdev);
+ if (intf == data->isoc)
+ usb_driver_release_interface(&btusb_driver, data->intf);
+ else if (data->isoc)
+ usb_driver_release_interface(&btusb_driver, data->isoc);
+
+ __hci_dev_put(hdev);
+
hci_free_dev(hdev);
}