Hi Song, The first one addressed Christoph's comment, and I also add another one to explain why error handling is not needed there. Please review. Thanks, Guoqing Guoqing Jiang (2): md: check level before create and exit io_acct_set md: add comments in md_integrity_register drivers/md/md.c | 26 ++++++++++++++++++++------ 1 file changed, 20 insertions(+), 6 deletions(-) -- 2.25.1