hci_cmd_sync_cancel_sync
void hci_cmd_sync_cancel_sync(struct hci_dev *hdev, int err);
hci_cmd_sync_cancel_sync(hdev, ETIMEDOUT);
hci_cmd_sync_cancel_sync(hdev, err);
hci_cmd_sync_cancel_sync(hdev, -err);
hci_cmd_sync_cancel_sync(hdev, ENODEV);
EXPORT_SYMBOL(hci_cmd_sync_cancel_sync);
hci_cmd_sync_cancel_sync(hdev, -EHOSTDOWN);