linux-kernel - Re: [PATCH] pinctrl: rza1: off by one in rza1_parse

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Message-ID: <CAMuHMdWu3rpXMwKe3KLPHo+Cmg25uCOFJjd_zdQCoLT3qi-f9A@mail.gmail.com>
Date:   Wed, 23 Aug 2017 09:35:42 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Linus Walleij <linus.walleij@...aro.org>,
        Jacopo Mondi <jacopo+renesas@...ndi.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: rza1: off by one in rza1_parse_gpiochip()

On Fri, Aug 18, 2017 at 12:32 PM, Dan Carpenter
<dan.carpenter@...cle.com> wrote:
> The rza1_pctl->ports[] array has RZA1_NPORTS (12) elements.  The > here
> should be >= to prevent an out of bounds access.
>
> Fixes: 5a49b644b307 ("pinctrl: Renesas RZ/A1 pin and gpio controller")
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>

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