[media] media: lirc_dev: clarify error handling

If an error is generated, it is more logical to error out ASAP.
Signed-off-by: NDavid Härdeman <david@hardeman.nu>
Signed-off-by: NSean Young <sean@mess.org>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/media/rc/lirc_dev.c

@@ -286,7 +286,7 @@ EXPORT_SYMBOL(lirc_unregister_driver);
 int lirc_dev_fop_open(struct inode *inode, struct file *file)
 {
 	struct irctl *ir;
-	int retval = 0;
+	int retval;
 
 	if (iminor(inode) >= MAX_IRCTL_DEVICES) {
 		pr_err("open result for %d is -ENODEV\n", iminor(inode));
@@ -327,9 +327,11 @@ int lirc_dev_fop_open(struct inode *inode, struct file *file)
 
 	ir->open++;
 
-error:
 	nonseekable_open(inode, file);
 
+	return 0;
+
+error:
 	return retval;
 }
 EXPORT_SYMBOL(lirc_dev_fop_open);