From: Martin K. Petersen <martin.petersen@oracle.com>
Date: Wed, 1 Oct 2008 07:38:38 +0000 (-0400)
Subject: block: Fix double put in blk_integrity_unregister
X-Git-Tag: v2.6.28-rc1~733^2~7
X-Git-Url: http://ftp.safe.ca/?p=safe%2Fjmp%2Flinux-2.6;a=commitdiff_plain;h=0c032ab889e7b20b8a5a7d09313e4aca214a15f7

block: Fix double put in blk_integrity_unregister

- kobject_del already puts the parent.

 - Set integrity profile to NULL to prevent stale data.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
---

diff --git a/block/blk-integrity.c b/block/blk-integrity.c
index 69023da..e3817a0 100644
--- a/block/blk-integrity.c
+++ b/block/blk-integrity.c
@@ -376,7 +376,7 @@ void blk_integrity_unregister(struct gendisk *disk)
 
 	kobject_uevent(&bi->kobj, KOBJ_REMOVE);
 	kobject_del(&bi->kobj);
-	kobject_put(&disk_to_dev(disk)->kobj);
 	kmem_cache_free(integrity_cachep, bi);
+	disk->integrity = NULL;
 }
 EXPORT_SYMBOL(blk_integrity_unregister);