Staging: ipack: ipack: fix coding style issues

#include <linux/module.h>

#include <linux/slab.h>

#include <linux/idr.h>

#include <asm/io.h>

#include <linux/io.h>

#include "ipack.h"

#define to_ipack_dev(device) container_of(device, struct ipack_device, dev)

int ipack_bus_unregister(struct ipack_bus_device *bus)

{

	bus_for_each_dev(&ipack_bus_type, NULL, bus, ipack_unregister_bus_member);

	bus_for_each_dev(&ipack_bus_type, NULL, bus,

		ipack_unregister_bus_member);

	ida_simple_remove(&ipack_ida, bus->bus_nr);

	kfree(bus);

	return 0;