linux-kernel - Re: [PATCH] w1: gpio: Fix problematic platform

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Message-ID: <20150410102212.GF11182@pengutronix.de>
Date:	Fri, 10 Apr 2015 12:22:12 +0200
From:	Markus Pargmann <mpa@...gutronix.de>
To:	Ingo Flaschberger <ingo.flaschberger@...il.com>
Cc:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: [PATCH] w1: gpio: Fix problematic platform_data usage

Hi,

On Mon, Mar 09, 2015 at 11:18:58AM +0100, Markus Pargmann wrote:
> pdev->dev.platform_data should not be overwritten by a driver. This
> patch fixes this issue by not using platform_get_pdata to get pdata. The
> DT routine can then simply return a pdata struct with those information.
> 
> Without this patch the platform_data may be freed twice, by devres and
> the driver framework.
> 
> Reported-by: Ingo Flaschberger <ingo.flaschberger@...il.com>
> Cc: <stable@...r.kernel.org>
> Signed-off-by: Markus Pargmann <mpa@...gutronix.de>

Did you have time to test this? I would like to send this mainline but a
Tested-by of you would be nice.

Best Regards,

Markus

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