mirror of https://gitee.com/openkylin/linux.git
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 <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
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@ -432,7 +432,6 @@ void blk_integrity_unregister(struct gendisk *disk)
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kobject_uevent(&bi->kobj, KOBJ_REMOVE);
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kobject_del(&bi->kobj);
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kobject_put(&bi->kobj);
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kmem_cache_free(integrity_cachep, bi);
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disk->integrity = NULL;
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}
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EXPORT_SYMBOL(blk_integrity_unregister);
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