linux-phytec-fsl

Bluetooth: btusb: Fix old coding style issues

The btusb driver has been around for a while now and it is time to
bring its coding style in sync with what has been done for the
Bluetooth subsystem and other drivers.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>