linux-kernel - Re: [PATCH] gpio: syscon: fix a possible NULL dereference

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Message-ID: <CAAVeFuK6aypN7E6b6n_gFn0EwK7RKnTyzvxZZ=YWD3TtwNu-Mw@mail.gmail.com>
Date:	Mon, 9 Nov 2015 09:23:12 +0900
From:	Alexandre Courbot <gnurou@...il.com>
To:	LABBE Corentin <clabbe.montjoie@...il.com>
Cc:	Linus Walleij <linus.walleij@...aro.org>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: syscon: fix a possible NULL dereference

On Fri, Nov 6, 2015 at 1:02 AM, LABBE Corentin
<clabbe.montjoie@...il.com> wrote:
> of_match_device could return NULL, and so cause a NULL pointer
> dereference later at line 199:
> priv->flags = of_id->data;
>
> Reported-by: coverity (CID 1324140)
> Signed-off-by: LABBE Corentin <clabbe.montjoie@...il.com>

Same (optional) suggestion as the 74xx-mmio patch.

Reviewed-by: Alexandre Courbot <acourbot@...dia.com>
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