--- /dev/null
+--- a/drivers/watchdog/adm5120_wdt.c
++++ b/drivers/watchdog/adm5120_wdt.c
+@@ -123,8 +123,7 @@ static ssize_t wdt_write(struct file *fi
+ return 0;
+ }
+
+-static int wdt_ioctl(struct inode *inode, struct file *file,
+- unsigned int cmd, unsigned long arg)
++static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+ {
+ int new_timeout;
+ static struct watchdog_info ident = {
+@@ -166,7 +165,7 @@ static const struct file_operations wdt_
+ .owner = THIS_MODULE,
+ .llseek = no_llseek,
+ .write = wdt_write,
+- .ioctl = wdt_ioctl,
++ .unlocked_ioctl = wdt_ioctl,
+ .open = wdt_open,
+ .release = wdt_release,
+ };