linux-kernel - Re: [PATCH] Fix for possible null pointer dereference in node.c

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Message-ID: <20140515224327.GA16255@mwanda>
Date:	Fri, 16 May 2014 01:43:27 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
Cc:	Omar Ramirez Luna <omar.ramirez@...itl.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Masood Mehmood <ody.guru@...il.com>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Fix for possible null pointer dereference in node.c

On Thu, May 15, 2014 at 11:53:53PM +0200, Rickard Strandqvist wrote:
> There is otherwise a risk of a possible null pointer dereference.
> 

None of the callers pass in a NULL hnode so there isn't actually a NULL
dereference here.  You could just remove the check.

regards,
dan carpenter

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