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

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Message-ID: <20211017101832.undtxyggz6uemhrc@pengutronix.de>
Date:   Sun, 17 Oct 2021 12:18:32 +0200
From:   Marc Kleine-Budde <mkl@...gutronix.de>
To:     Qing Wang <wangqing@...o.com>
Cc:     Wolfgang Grandegger <wg@...ndegger.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Ludovic Desroches <ludovic.desroches@...rochip.com>,
        linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: can: replace snprintf in show functions with
 sysfs_emit

On 14.10.2021 23:50:24, Qing Wang wrote:
> show() must not use snprintf() when formatting the value to be
> returned to user space.
> 
> Fix the following coccicheck warning:
> drivers/net/can/at91_can.c:1185: WARNING: use scnprintf or sprintf.
> drivers/net/can/janz-ican3.c:1834: WARNING: use scnprintf or sprintf.
> 
> Use sysfs_emit instead of scnprintf or sprintf makes more sense.
> 
> Signed-off-by: Qing Wang <wangqing@...o.com>

Added to linux-can-next/testing.

Thanks,
Marc

-- 
Pengutronix e.K.                 | Marc Kleine-Budde           |
Embedded Linux                   | https://www.pengutronix.de  |
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