#include <linux/ctype.h>
#include <linux/ioport.h>
#include <linux/delay.h>
-#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/in.h>
#include <linux/proc_fs.h>
MODULE_LICENSE("GPL");
/* ioctl interface */
-static struct file_operations gdth_fops = {
+static const struct file_operations gdth_fops = {
.ioctl = gdth_ioctl,
.open = gdth_open,
.release = gdth_close,