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path: root/drivers/sbus/char/envctrl.c
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Diffstat (limited to 'drivers/sbus/char/envctrl.c')
-rw-r--r--drivers/sbus/char/envctrl.c31
1 files changed, 15 insertions, 16 deletions
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index b0cc3c2588f..19e8eddf887 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -654,9 +654,8 @@ envctrl_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
/* Function Description: Command what to read. Mapped to user ioctl().
* Return: Gives 0 for implemented commands, -EINVAL otherwise.
*/
-static int
-envctrl_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static long
+envctrl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
char __user *infobuf;
@@ -715,11 +714,14 @@ envctrl_release(struct inode *inode, struct file *file)
}
static struct file_operations envctrl_fops = {
- .owner = THIS_MODULE,
- .read = envctrl_read,
- .ioctl = envctrl_ioctl,
- .open = envctrl_open,
- .release = envctrl_release,
+ .owner = THIS_MODULE,
+ .read = envctrl_read,
+ .unlocked_ioctl = envctrl_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = envctrl_ioctl,
+#endif
+ .open = envctrl_open,
+ .release = envctrl_release,
};
static struct miscdevice envctrl_dev = {
@@ -1125,10 +1127,9 @@ out_deregister:
misc_deregister(&envctrl_dev);
out_iounmap:
iounmap(i2c);
- for (i = 0; i < ENVCTRL_MAX_CPU * 2; i++) {
- if (i2c_childlist[i].tables)
- kfree(i2c_childlist[i].tables);
- }
+ for (i = 0; i < ENVCTRL_MAX_CPU * 2; i++)
+ kfree(i2c_childlist[i].tables);
+
return err;
}
@@ -1141,10 +1142,8 @@ static void __exit envctrl_cleanup(void)
iounmap(i2c);
misc_deregister(&envctrl_dev);
- for (i = 0; i < ENVCTRL_MAX_CPU * 2; i++) {
- if (i2c_childlist[i].tables)
- kfree(i2c_childlist[i].tables);
- }
+ for (i = 0; i < ENVCTRL_MAX_CPU * 2; i++)
+ kfree(i2c_childlist[i].tables);
}
module_init(envctrl_init);