linux-kernel - Re: [PATCH v2 2/4] backlight: max8925

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Message-ID: <20171129112903.wpyalxs4mnghiobk@dell>
Date:   Wed, 29 Nov 2017 11:29:03 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Johan Hovold <johan@...nel.org>
Cc:     Daniel Thompson <daniel.thompson@...aro.org>,
        Jingoo Han <jingoohan1@...il.com>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, stable <stable@...r.kernel.org>,
        Qing Xu <qingx@...vell.com>,
        Haojian Zhuang <haojian.zhuang@...il.com>
Subject: Re: [PATCH v2 2/4] backlight: max8925_bl: fix device-tree node lookup

On Mon, 20 Nov 2017, Johan Hovold wrote:

> Fix child-node lookup during probe, which ended up searching the whole
> device tree depth-first starting at the parent rather than just matching
> on its children.
> 
> To make things worse, the parent mfd node was also prematurely freed,
> while the child backlight node was leaked.
> 
> Fixes: 47ec340cb8e2 ("mfd: max8925: Support dt for backlight")
> Cc: stable <stable@...r.kernel.org>     # 3.9
> Cc: Qing Xu <qingx@...vell.com>
> Cc: Haojian Zhuang <haojian.zhuang@...il.com>
> Signed-off-by: Johan Hovold <johan@...nel.org>
> ---
>  drivers/video/backlight/max8925_bl.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Applied, thanks.

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