linux-kernel - Re: [PATCH] i2o: avoid returning pointer to a local array in chtostr()

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Message-ID: <20120614150525.5c0ed7f0@pyramind.ukuu.org.uk>
Date:	Thu, 14 Jun 2012 15:05:25 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Kamil Dudka <kdudka@...hat.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2o: avoid returning pointer to a local array in
 chtostr()

On Thu, 14 Jun 2012 14:51:42 +0200
Kamil Dudka <kdudka@...hat.com> wrote:

> The pointer returned from chtostr() points to an array which is no longer valid
> when being used in the calling function.  Although it may work, the behavior is
> undefined.  Detected by cppcheck.
> 
> Signed-off-by: Kamil Dudka <kdudka@...hat.com>

Acked-by: Alan Cox <alan@...ux.intel.com>

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