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Message-ID: <20110414130626.GA7890@opensource.wolfsonmicro.com>
Date:	Thu, 14 Apr 2011 06:06:26 -0700
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Antonio Ospite <ospite@...denti.unina.it>
Cc:	Johannes Berg <johannes@...solutions.net>,
	linux-wireless@...r.kernel.org, openezx-devel@...ts.openezx.org,
	"John W . Linville" <linville@...driver.com>,
	linux-kernel@...r.kernel.org, Marek Vasut <marek.vasut@...il.com>,
	Guiming Zhuo <gmzhuo@...il.com>
Subject: Re: [PATCH v3] rfkill: Regulator consumer driver for rfkill

On Thu, Apr 14, 2011 at 12:39:12PM +0200, Antonio Ospite wrote:
> Johannes Berg <johannes@...solutions.net> wrote:

> > Should remove do platform_set_drvdata(pdev, NULL)?

> AFAICS this is not strictly necessary because we never check for NULL
> here and we are setting drvdata again in _probe() each time the module
> is loaded anyways. If it is considered a good practice for symmetry
> reasons then I'll add it, no problem. Does anyone has comments on that?

We went round this loop with I2C - anything peering at driver data that
it didn't originally set is buggy anyway so no need to reset to zero.
If there was a need the platform bus or driver core should do it since
all devices would need it.
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