From: daniel@caiaq.de (Daniel Mack)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] mmc: pxamci: call mmc_remove_host() before freeing resources
Date: Wed, 2 Dec 2009 12:03:26 +0100 [thread overview]
Message-ID: <20091202110326.GZ14091@buzzloop.caiaq.de> (raw)
In-Reply-To: <f17812d70912011650h48a6c391s426ffc8b4b653fc8@mail.gmail.com>
On Wed, Dec 02, 2009 at 08:50:44AM +0800, Eric Miao wrote:
> On Wed, Dec 2, 2009 at 1:17 AM, Daniel Mack <daniel@caiaq.de> wrote:
> > mmc_remove_host() will cause the mmc core to switch off the bus power by
> > eventually calling pxamci_set_ios(). This function uses the regulator or
> > the GPIO which have been freed already.
> >
> > This causes the following Oops on module unload.
> >
[...]
> >
> > Signed-off-by: Daniel Mack <daniel@caiaq.de>
> > Reported-by: Sven Neumann <s.neumann@raumfeld.com>
> > Cc: Pierre Ossman <pierre@ossman.eu>
> > Cc: Eric Miao <eric.y.miao@gmail.com>
> > Cc: linux-mmc at vger.kernel.org
> > Cc: linux-arm-kernel at lists.infradead.org
> > Cc: stable at kernel.org
> > ---
> > ?drivers/mmc/host/pxamci.c | ? ?4 ++--
>
> Looks like a correct fix to me.
>
> Acked-by: Eric Miao <eric.y.miao@gmail.com>
Would be good to still get this into .32 - who will take care of picking
this?
next prev parent reply other threads:[~2009-12-02 11:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-01 17:17 [PATCH] mmc: pxamci: call mmc_remove_host() before freeing resources Daniel Mack
2009-12-02 0:50 ` Eric Miao
2009-12-02 11:03 ` Daniel Mack [this message]
2009-12-02 15:02 ` Eric Miao
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