linux-kernel - Re: [PATCH 1/2] mfd: twl4030-audio: fix sibling-node lookup

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Message-ID: <20171129112455.lqxuubv6dtzl5tf5@dell>
Date:   Wed, 29 Nov 2017 11:24:55 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Johan Hovold <johan@...nel.org>
Cc:     Tony Lindgren <tony@...mide.com>, linux-omap@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>,
        Peter Ujfalusi <peter.ujfalusi@...com>
Subject: Re: [PATCH 1/2] mfd: twl4030-audio: fix sibling-node lookup

On Sat, 11 Nov 2017, Johan Hovold wrote:

> A helper purported to look up a child node based on its name was using
> the wrong of-helper and ended up prematurely freeing the parent of-node
> while leaking any matching node.
> 
> To make things worse, any matching node would not even necessarily be a
> child node as the whole device tree was searched depth-first starting at
> the parent.
> 
> Fixes: 019a7e6b7b31 ("mfd: twl4030-audio: Add DT support")
> Cc: stable <stable@...r.kernel.org>     # 3.7
> Cc: Peter Ujfalusi <peter.ujfalusi@...com>
> ---
>  drivers/mfd/twl4030-audio.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)

Applied, thanks.

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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