nvdimm/btt: do not call del_gendisk() if not needed
authorLuis Chamberlain <mcgrof@kernel.org>
Wed, 3 Nov 2021 16:58:43 +0000 (09:58 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 17 Nov 2021 10:04:38 +0000 (11:04 +0100)
commit86b53a83c55b983009d220523e398a3e5292cfb1
tree1f248d95319d9e8188d0b463c0126dcf7938d6e3
parent02dea719283f6bb6759425c553b2a9279f41fb3e
nvdimm/btt: do not call del_gendisk() if not needed

[ Upstream commit 3aefb5ee843fbe4789d03bb181e190d462df95e4 ]

del_gendisk() should not called if the disk has not been added. Fix this.

Fixes: 41cd8b70c37a ("libnvdimm, btt: add support for blk integrity")
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Link: https://lore.kernel.org/r/20211103165843.1402142-1-mcgrof@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/nvdimm/btt.c