init_waitqueue_head(&thr->output.wait);
darray_init(&thr->output2);
- if (copy_from_user(devs, &user_arg->devs[0], sizeof(user_arg->devs[0]) * arg.nr_devs)) {
+ if (copy_from_user(devs, &user_arg->devs[0],
+ array_size(sizeof(user_arg->devs[0]), arg.nr_devs))) {
ret = -EINVAL;
goto err;
}