linux-kernel - Re: [PATCH] mtd: fix null pointer deference when kzalloc returns null

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Message-ID: <20150819005851.GU60523@google.com>
Date:	Tue, 18 Aug 2015 17:58:51 -0700
From:	Brian Norris <computersforpeace@...il.com>
To:	Colin King <colin.king@...onical.com>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Aaron Sierra <asierra@...-inc.com>,
	Ard Biesheuvel <ard.biesheuvel@...aro.org>,
	Fabian Frederick <fabf@...net.be>,
	Joe Schultz <jschultz@...-inc.com>,
	linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mtd: fix null pointer deference when kzalloc returns null

On Fri, Jul 17, 2015 at 11:37:52AM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> static analysis by smatch caught the following error:
> 
> drivers/mtd/maps/physmap_of.c:135 of_get_probes()
>    error: potential null dereference 'res'.  (kzalloc returns null)
> 
> Check for failed kzalloc and return -ENOMEM in of_flash_probe if
> this occurs.
> 
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Pushed to l2-mtd.git
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