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| author | Greg Kroah-Hartman <gregkh@suse.de> | 2008-05-22 23:21:08 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-07-22 06:54:48 +0200 |
| commit | 6ffeea77ff014f1456fcd0564eac84b34e9535ca (patch) | |
| tree | 250c2ed78d430db765a73f0432ea7fb5a55dc4cf | |
| parent | Driver Core: add ability for class_find_device to start in middle of list (diff) | |
| download | linux-6ffeea77ff014f1456fcd0564eac84b34e9535ca.tar.xz linux-6ffeea77ff014f1456fcd0564eac84b34e9535ca.zip | |
block: fix compiler warning in genhd.c
Warn if something really bad happens if we can't create this link.
Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -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); |