zram->disk->major = zram_major;
zram->disk->first_minor = device_id;
zram->disk->minors = 1;
+ zram->disk->flags |= GENHD_FL_NO_PART;
zram->disk->fops = &zram_devops;
zram->disk->private_data = zram;
snprintf(zram->disk->disk_name, 16, "zram%d", device_id);