linux-kernel - Re: [PATCH 2/7] scsi: Convert snprintf() to scnprintf()

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Message-ID: <ea00dcab-e4f6-f672-e754-9ddec67da83d@acm.org>
Date:   Mon, 26 Sep 2022 12:14:05 -0700
From:   Bart Van Assche <bvanassche@....org>
To:     Jules Irenge <jbi.octave@...il.com>, jejb@...ux.ibm.com
Cc:     martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/7] scsi: Convert snprintf() to scnprintf()

On 9/26/22 11:40, Jules Irenge wrote:
> Coccinnelle reports a warning
> Warning: Use scnprintf or sprintf
> Adding to that, there has been a slow migration from snprintf to scnprintf.
> This LWN article explains the rationale for this change
> https: //lwn.net/Articles/69419/
> Ie. snprintf() returns what *would* be the resulting length,
> while scnprintf() returns the actual length.

Isn't using snprintf() or scnprintf() inside sysfs show callbacks 
considered deprecated?

Thanks,

Bart.