md: add comments in md_integrity_register
authorGuoqing Jiang <jgq516@gmail.com>
Thu, 3 Jun 2021 09:21:07 +0000 (17:21 +0800)
committerSong Liu <song@kernel.org>
Tue, 15 Jun 2021 05:32:07 +0000 (22:32 -0700)
commitde3ea66e9d23a34eef5e17f960d6473f78a1c54b
treeb5f81f171368f643b87d2ab2490a87569e93566e
parentdaee2024715ddf430a069c0c4eab8417146934cf
md: add comments in md_integrity_register

Given it is not obvious for the error handling, let's try to add some
comments here to make it clear.

Signed-off-by: Guoqing Jiang <jiangguoqing@kylinos.cn>
Signed-off-by: Song Liu <song@kernel.org>
drivers/md/md.c