linux-kernel - Re: [PATCH] HID: input: Fix NULL pointer dereference when power_supply

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Message-ID: <20150324150706.GA22934@earth>
Date:	Tue, 24 Mar 2015 16:07:06 +0100
From:	Sebastian Reichel <sre@...nel.org>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pm@...r.kernel.org,
	Dmitry Eremin-Solenikov <dbaryshkov@...il.com>,
	David Woodhouse <dwmw2@...radead.org>,
	Dan Carpenter <dan.carpenter@...cle.com>
Subject: Re: [PATCH] HID: input: Fix NULL pointer dereference when
 power_supply_register fails

Hi Krzysztof & Jiri,

On Tue, Mar 24, 2015 at 12:02:41PM +0100, Jiri Kosina wrote:
> On Mon, 23 Mar 2015, Krzysztof Kozlowski wrote:
> 
> > Do not call power_supply_powers() if power_supply_register() failed
> > earlier. This fixes possible NULL pointer dereference by
> > power_supply_powers() in such case.
> > 
> > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> > Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> > 
> > ---
> > 
> > The patch was prepared on top of next-20150323. It depends on changes in
> > power supply core (battery-2.6.git) so probably it should be applied to
> > the battery tree.
> 
> Acked-by: Jiri Kosina <jkosina@...e.cz>
> 
> for the merge through battery-2.6.git. Thanks.

Thanks, pulled.

-- Sebastian

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