block: Fix double free in blk_integrity_unregister

Commit 3839e4b introduced a kobject_put but failed to remove the kmem_cache_free beneath it, leading to a double free. Signed-off-by: Martin K. Petersen <[email protected]> Signed-off-by: Jens Axboe <[email protected]>
nate1217 · Oct 15, 2010 · e817bf3 · e817bf3
1 parent 892b6f9
commit e817bf3
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/block/blk-integrity.c b/block/blk-integrity.c
@@ -432,7 +432,6 @@ void blk_integrity_unregister(struct gendisk *disk)
 	kobject_uevent(&bi->kobj, KOBJ_REMOVE);
 	kobject_del(&bi->kobj);
 	kobject_put(&bi->kobj);
-	kmem_cache_free(integrity_cachep, bi);
 	disk->integrity = NULL;
 }
 EXPORT_SYMBOL(blk_integrity_unregister);