From: Pavel Machek <pavel@ucw.cz>
To: Oleh Kravchenko <oleg@kaa.org.ua>
Cc: linux-leds@vger.kernel.org
Subject: Re: [PATCH 1/2] leds: mlxreg: Fix possible buffer overflow
Date: Sat, 7 Sep 2019 21:36:12 +0200 [thread overview]
Message-ID: <20190907193612.GA25459@amd> (raw)
In-Reply-To: <E8C449CE-405A-473F-9A2F-393070C0DA28@kaa.org.ua>
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On Tue 2019-09-03 21:11:30, Oleh Kravchenko wrote:
> Hi Pavel,
>
> 3 вер. 2019 р. о 17:12 Pavel Machek <pavel@ucw.cz> пише:
>
> >> On Tue 2019-09-03 15:50:19, Oleh Kravchenko wrote:
> >> Error was detected by PVS-Studio:
> >> V512 A call of the 'sprintf' function will lead to overflow of
> >> the buffer 'led_data->led_cdev_name'.
> >
> > Are you sure this is correct fix? Will the name be always properly
> > null terminated?
>
> snprintf() always terminate string by NULL
You are right, sorry for the noise.
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2019-09-07 19:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-03 12:50 [PATCH 1/2] leds: mlxreg: Fix possible buffer overflow Oleh Kravchenko
2019-09-03 12:50 ` [PATCH 2/2] leds: ns2: Fix wrong boolean expression Oleh Kravchenko
2019-09-03 14:12 ` Pavel Machek
2019-09-03 16:00 ` Oleh Kravchenko
2019-09-03 18:50 ` Pavel Machek
2019-09-03 19:46 ` Oleh Kravchenko
2019-09-03 21:02 ` Oleh Kravchenko
2019-09-03 14:12 ` [PATCH 1/2] leds: mlxreg: Fix possible buffer overflow Pavel Machek
2019-09-03 18:11 ` Oleh Kravchenko
2019-09-07 19:36 ` Pavel Machek [this message]
2019-09-08 8:57 ` Oleh Kravchenko
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