linux-kernel - Re: [PATCH] s390: replace snprintf in show functions with sysfs

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Date:   Wed, 10 Nov 2021 16:19:33 +0100
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     Stefan Haberland <sth@...ux.ibm.com>
Cc:     Qing Wang <wangqing@...o.com>,
        Jan Hoeppner <hoeppner@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Vineeth Vijayan <vneethv@...ux.ibm.com>,
        Peter Oberparleiter <oberpar@...ux.ibm.com>,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] s390: replace snprintf in show functions with sysfs_emit

On Wed, Oct 20, 2021 at 04:44:01PM +0200, Stefan Haberland wrote:
> Am 15.10.21 um 08:50 schrieb Qing Wang:
> > show() must not use snprintf() when formatting the value to be
> > returned to user space.
> > 
> > Fix the coccicheck warnings:
> > WARNING: use scnprintf or sprintf.
> > 
> > Use sysfs_emit instead of scnprintf or sprintf makes more sense.
> > 
> > Signed-off-by: Qing Wang <wangqing@...o.com>
> > ---
> >   drivers/s390/block/dasd_devmap.c | 74 ++++++++++++++++++++--------------------
> > 
> 
> Thanks for the DASD changes. While I am totally fine with the change itself
> I agree with Joe's remark.
> Would you like to improve your patch? Otherwise I can add a small follow on
> patch. Just let me know.

I translated this to Acked-by. Please provide an addon patch if you
want to have this changed.
Applied, thanks!