linux-kernel - Re: [PATCH] mmc: dw_mmc-k3: Fix out-of-bounds access through DT alias

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Date:   Wed, 21 Feb 2018 14:39:53 +0900
From:   Jaehoon Chung <jh80.chung@...sung.com>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>
Cc:     Ulf Hansson <ulf.hansson@...aro.org>,
        Linux MMC List <linux-mmc@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mmc: dw_mmc-k3: Fix out-of-bounds access through DT
 alias

Hi Geert,

On 02/20/2018 07:50 PM, Geert Uytterhoeven wrote:
> On Tue, Feb 20, 2018 at 10:03 AM, Geert Uytterhoeven
> <geert+renesas@...der.be> wrote:
>> The hs_timing_cfg[] array is indexed using a value derived from the
>> "mshcN" alias in DT, which may lead to an out-of-bounds access.
>>
>> Fix this by adding a range check.
>>
>> Fixes: 7d92895208a008a2 ("mmc: dw_mmc-k3: Fix out-of-bounds access through DT alias")
> 
> Oops
> 
> Fixes: 361c7fe9b02eee7e ("mmc: dw_mmc-k3: add sd support for hi3660")

Could you resend the patch with changing commit-msg?
Then i will pick yours.

Best Regards,
Jaehoon Chung

> 
> Gr{oetje,eeting}s,
> 
>                         Geert
> 
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
> 
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
>                                 -- Linus Torvalds
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