[WATCHDOG] use ENOTTY instead of ENOIOCTLCMD in ioctl()

[powerpc.git] / drivers / char / watchdog / mpcore_wdt.c

diff --git a/drivers/char/watchdog/mpcore_wdt.c b/drivers/char/watchdog/mpcore_wdt.c
index c2d492c..02d336a 100644 (file)
--- a/drivers/char/watchdog/mpcore_wdt.c
+++ b/drivers/char/watchdog/mpcore_wdt.c
@@ -221,7 +221,7 @@ static int mpcore_wdt_ioctl(struct inode *inode, struct file *file,
        } uarg;
 
        if (_IOC_DIR(cmd) && _IOC_SIZE(cmd) > sizeof(uarg))
-               return -ENOIOCTLCMD;
+               return -ENOTTY;
 
        if (_IOC_DIR(cmd) & _IOC_WRITE) {
                ret = copy_from_user(&uarg, (void __user *)arg, _IOC_SIZE(cmd));
@@ -271,7 +271,7 @@ static int mpcore_wdt_ioctl(struct inode *inode, struct file *file,
                break;
 
        default:
-               return -ENOIOCTLCMD;
+               return -ENOTTY;
        }
 
        if (ret == 0 && _IOC_DIR(cmd) & _IOC_READ) {
@@ -297,7 +297,7 @@ static void mpcore_wdt_shutdown(struct platform_device *dev)
 /*
  *     Kernel Interfaces
  */
-static struct file_operations mpcore_wdt_fops = {
+static const struct file_operations mpcore_wdt_fops = {
        .owner          = THIS_MODULE,
        .llseek         = no_llseek,
        .write          = mpcore_wdt_write,