diff options
| -rw-r--r-- | block/genhd.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/block/genhd.c b/block/genhd.c index 24e3fc9095fe..3ccf5c017565 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -183,6 +183,7 @@ static int exact_lock(dev_t devt, void *data) void add_disk(struct gendisk *disk) { struct backing_dev_info *bdi; + int retval; disk->flags |= GENHD_FL_UP; blk_register_region(MKDEV(disk->major, disk->first_minor), @@ -193,7 +194,8 @@ void add_disk(struct gendisk *disk) bdi = &disk->queue->backing_dev_info; bdi_register_dev(bdi, MKDEV(disk->major, disk->first_minor)); - sysfs_create_link(&disk->dev.kobj, &bdi->dev->kobj, "bdi"); + retval = sysfs_create_link(&disk->dev.kobj, &bdi->dev->kobj, "bdi"); + WARN_ON(retval); } EXPORT_SYMBOL(add_disk); |