block: call blk_integrity_add earlier in device_add_disk

mainline inclusion
from mainline-v5.15-rc1
commit bab53f6b
category: bugfix
bugzilla: 188733

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=bab53f6b617d9f530978d6e3693f88e586d81a8a



----------------------------------------

Doing all the sysfs file creation before adding the bdev and thus
allowing it to be opened will simplify the about to be added error
handling.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20210818144542.19305-6-hch@lst.de


Signed-off-by: Jens Axboe <axboe@kernel.dk>
conflict:
  block/genhd.c
Signed-off-by: Zhong Jinghua <zhongjinghua@huawei.com>
Signed-off-by: Li Nan <linan122@huawei.com>