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Date: Thu, 23 Sep 2010 15:01:33 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Anton Vorontsov <cbouatmailru@gmail.com>
Cc: Axel Lin <axel.lin@gmail.com>, linux-kernel <linux-kernel@vger.kernel.org>,
        Balaji Rao <balajirrao@openmoko.org>,
        Paul Fertser <fercerpav@gmail.com>
Subject: Re: [PATCH] drivers/power: add missing sysfs_remove_group() in
 pcf50633_mbc_remove()
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On Wed, 22 Sep 2010 16:16:58 +0400
Anton Vorontsov <cbouatmailru@gmail.com> wrote:

> On Tue, Sep 21, 2010 at 04:35:57PM +0800, Axel Lin wrote:
> > sysfs entries should be removed when unload the module.

I suspect this patch fixes a kernel crash, yes?

> > Signed-off-by: Axel Lin <axel.lin@gmail.com>
> 
> Applied, thanks!

Please consider backporting it into earlier kernels too.  Preferably done
by adding a Cc: <stable@kernel.org> to the changelog.