static struct scsi_disk *__scsi_disk_get(struct gendisk *disk)
{
	struct scsi_disk *sdkp = NULL;

	if (disk->private_data) {
		sdkp = scsi_disk(disk);
		if (scsi_device_get(sdkp->device) == 0)
			get_device(&sdkp->dev);
		else
			sdkp = NULL;
	}
	return sdkp;
}
static struct scsi_disk *__scsi_disk_get(struct gendisk *disk)
{
	struct scsi_disk *sdkp = NULL;

	if (disk->private_data) {
		sdkp = scsi_disk(disk);
		if (scsi_device_get(sdkp->device) == 0)
			get_device(&sdkp->dev);
		else
			sdkp = NULL;
	}
	return sdkp;
}