- err = compat_rw_copy_check_uvector(save_addr ? READ : WRITE,
- compat_ptr(uiov), nr_segs,
- UIO_FASTIOV, *iov, iov);
- if (err >= 0)
- iov_iter_init(&kmsg->msg_iter, save_addr ? READ : WRITE,
- *iov, nr_segs, err);
- return err;
+ return compat_import_iovec(save_addr ? READ : WRITE,
+ compat_ptr(uiov), nr_segs,
+ UIO_FASTIOV, iov, &kmsg->msg_iter);