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Commit 6ffeea77 authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

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: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 695794ae

block/genhd.c

+3 −1
Original line number Original line Diff line number Diff line
@@ -183,6 +183,7 @@ static int exact_lock(dev_t devt, void *data) 
void add_disk(struct gendisk *disk)

void add_disk(struct gendisk *disk)

{

{

	struct backing_dev_info *bdi;

	struct backing_dev_info *bdi;

	int retval;





	disk->flags |= GENHD_FL_UP;

	disk->flags |= GENHD_FL_UP;

	blk_register_region(MKDEV(disk->major, disk->first_minor),

	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 = &disk->queue->backing_dev_info;

	bdi_register_dev(bdi, MKDEV(disk->major, disk->first_minor));

	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);

EXPORT_SYMBOL(add_disk);