[media] media: rc: lirc_dev: check kobject_set_name() result

kobject_set_name() may fail with -ENOMEM, check for it.

Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
index 6b9fc74f2e1d018aabd30a7733ea351a26fcc3c2..fd237ab120bbbd8a3a753b379f3edddb41079f61 100644 (file)
--- a/drivers/media/rc/lirc_dev.c
+++ b/drivers/media/rc/lirc_dev.c
@@ -178,7 +178,9 @@ static int lirc_cdev_add(struct irctl *ir)
                cdev_init(cdev, &lirc_dev_fops);
                cdev->owner = THIS_MODULE;
        }
-       kobject_set_name(&cdev->kobj, "lirc%d", d->minor);
+       retval = kobject_set_name(&cdev->kobj, "lirc%d", d->minor);
+       if (retval)
+               return retval;
 
        retval = cdev_add(cdev, MKDEV(MAJOR(lirc_base_dev), d->minor), 1);
        if (retval)