linux-kernel - Re: [PATCH] perf tools: fix handling read result

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Message-ID: <20151006134022.GL20515@kernel.org>
Date:	Tue, 6 Oct 2015 10:40:22 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Andrzej Hajda <a.hajda@...sung.com>
Cc:	linux-kernel@...r.kernel.org,
	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
	Marek Szyprowski <m.szyprowski@...sung.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Ingo Molnar <mingo@...hat.com>, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] perf tools: fix handling read result

Em Tue, Oct 06, 2015 at 11:00:17AM +0200, Andrzej Hajda escreveu:
> The function can return negative value, assigning it to unsigned
> variable can cause memory corruption.
> 
> The problem has been detected using proposed semantic patch
> scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci [1].
> 
> [1]: http://permalink.gmane.org/gmane.linux.kernel/2038576

Thanks, applied.

- Arnaldo
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