block: fix del_gendisk() vs blkdev_ioctl crash

[cascardo/linux.git] / block / genhd.c

diff --git a/block/genhd.c b/block/genhd.c
index e5cafa5..1a971be 100644 (file)
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -664,7 +664,6 @@ void del_gendisk(struct gendisk *disk)
 
        kobject_put(disk->part0.holder_dir);
        kobject_put(disk->slave_dir);
-       disk->driverfs_dev = NULL;
        if (!sysfs_deprecated)
                sysfs_remove_link(block_depr, dev_name(disk_to_dev(disk)));
        pm_runtime_set_memalloc_noio(disk_to_dev(disk), false);