[S390] cio: use ARRAY_SIZE in device_id.c

#include <linux/module.h>

#include <linux/init.h>

#include <linux/kernel.h>

#include <asm/ccwdev.h>

#include <asm/delay.h>

		ps->cu_model = 0x60;

		return;

	}

	for (i = 0; i < sizeof(vm_devices) / sizeof(vm_devices[0]); i++)

	for (i = 0; i < ARRAY_SIZE(vm_devices); i++)

		if (diag_data.vrdcvcla == vm_devices[i].vrdcvcla &&

		    diag_data.vrdcvtyp == vm_devices[i].vrdcvtyp) {

			ps->cu_type = vm_devices[i].cu_type;