static const struct file_operations tw_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = tw_chrdev_ioctl,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = tw_chrdev_ioctl,
-#endif
+ .compat_ioctl = compat_ptr_ioctl,
.open = tw_chrdev_open,
.release = NULL,
.llseek = noop_llseek,