diff options
Diffstat (limited to 'block/genhd.c')
| -rw-r--r-- | block/genhd.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/block/genhd.c b/block/genhd.c index 514395361d7c..17b33c62423d 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -507,6 +507,13 @@ int __must_check device_add_disk(struct device *parent, struct gendisk *disk, */ dev_set_uevent_suppress(ddev, 0); disk_uevent(disk, KOBJ_ADD); + } else { + /* + * Even if the block_device for a hidden gendisk is not + * registered, it needs to have a valid bd_dev so that the + * freeing of the dynamic major works. + */ + disk->part0->bd_dev = MKDEV(disk->major, disk->first_minor); } disk_update_readahead(disk); |