1194 	unsigned long minsz;  in mbochs_ioctl()  local
1201 		minsz = offsetofend(struct vfio_device_info, num_irqs);  in mbochs_ioctl()
1203 		if (copy_from_user(&info, (void __user *)arg, minsz))  in mbochs_ioctl()
1206 		if (info.argsz < minsz)  in mbochs_ioctl()
1213 		if (copy_to_user((void __user *)arg, &info, minsz))  in mbochs_ioctl()
1223 		minsz = offsetofend(struct vfio_irq_info, count);  in mbochs_ioctl()
1225 		if (copy_from_user(&info, (void __user *)arg, minsz))  in mbochs_ioctl()
1228 		if ((info.argsz < minsz) ||  in mbochs_ioctl()
1236 		if (copy_to_user((void __user *)arg, &info, minsz))  in mbochs_ioctl()
1246 		minsz = offsetofend(struct vfio_device_gfx_plane_info,  in mbochs_ioctl()
1249 		if (copy_from_user(&plane, (void __user *)arg, minsz))  in mbochs_ioctl()
1252 		if (plane.argsz < minsz)  in mbochs_ioctl()
1259 		if (copy_to_user((void __user *)arg, &plane, minsz))  in mbochs_ioctl()