linux-kernel - Re: [PATCH] memory: atmel-sdramc: fix a possible NULL dereference

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Message-ID: <20160831172007.efsb3viemsemamnx@piout.net>
Date:   Wed, 31 Aug 2016 19:20:07 +0200
From:   Alexandre Belloni <alexandre.belloni@...e-electrons.com>
To:     LABBE Corentin <clabbe.montjoie@...il.com>
Cc:     paul.gortmaker@...driver.com, nicolas.ferre@...el.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] memory: atmel-sdramc: fix a possible NULL dereference

On 16/08/2016 at 15:53:18 +0200, LABBE Corentin wrote :
> of_match_device could return NULL, and so cause a NULL pointer
> dereference later.
> 
> For fixing this problem, we use of_device_get_match_data(), this will
> simplify the code a little by using a standard function for
> getting the match data.
> 
> Signed-off-by: LABBE Corentin <clabbe.montjoie@...il.com>
> ---
>  drivers/memory/atmel-sdramc.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
> 
Applied, thanks.

-- 
Alexandre Belloni, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com