nvdimm/btt: do not call del_gendisk() if not needed

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>

diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 4295fa8094209b56bd06308a8db30f1d05cee8fe..9b9d5e506e111425d8afe6b3a06cd7c30ae88e94 100644 (file)
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -1537,7 +1537,6 @@ static int btt_blk_init(struct btt *btt)
                int rc = nd_integrity_init(btt->btt_disk, btt_meta_size(btt));
 
                if (rc) {
-                       del_gendisk(btt->btt_disk);
                        blk_cleanup_disk(btt->btt_disk);
                        return rc;
                }