linux-kernel - Re: [PATCH] of: fdt: add missing allocation-failure check

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Message-ID: <20170517163754.j3dmtu5skav47qm6@rob-hp-laptop>
Date:   Wed, 17 May 2017 11:37:54 -0500
From:   Rob Herring <robh@...nel.org>
To:     Johan Hovold <johan@...nel.org>
Cc:     Frank Rowand <frowand.list@...il.com>, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>
Subject: Re: [PATCH] of: fdt: add missing allocation-failure check

On Wed, May 17, 2017 at 05:29:09PM +0200, Johan Hovold wrote:
> The memory allocator passed to __unflatten_device_tree() (e.g. a wrapped
> kzalloc) can fail so add the missing sanity check to avoid dereferencing
> a NULL pointer.
> 
> Fixes: fe14042358fa ("of/flattree: Refactor unflatten_device_tree and add fdt_unflatten_tree")
> Cc: stable <stable@...r.kernel.org>     # 2.6.38
> Signed-off-by: Johan Hovold <johan@...nel.org>
> ---
>  drivers/of/fdt.c | 3 +++
>  1 file changed, 3 insertions(+)

Applied, thanks.

Rob