934 	struct comedi_devinfo devinfo;  in do_devinfo_ioctl()  local
937 	memset(&devinfo, 0, sizeof(devinfo));  in do_devinfo_ioctl()
940 	devinfo.version_code = COMEDI_VERSION_CODE;  in do_devinfo_ioctl()
941 	devinfo.n_subdevs = dev->n_subdevices;  in do_devinfo_ioctl()
942 	strscpy(devinfo.driver_name, dev->driver->driver_name, COMEDI_NAMELEN);  in do_devinfo_ioctl()
943 	strscpy(devinfo.board_name, dev->board_name, COMEDI_NAMELEN);  in do_devinfo_ioctl()
947 		devinfo.read_subdevice = s->index;  in do_devinfo_ioctl()
949 		devinfo.read_subdevice = -1;  in do_devinfo_ioctl()
953 		devinfo.write_subdevice = s->index;  in do_devinfo_ioctl()
955 		devinfo.write_subdevice = -1;  in do_devinfo_ioctl()
957 	if (copy_to_user(arg, &devinfo, sizeof(devinfo)))  in do_devinfo_ioctl()