linux-kernel - Re: Crash in mtd_cls_suspend because mtd is NULL.

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Message-ID: <20120206092851.5b33b014@notabene.brown>
Date:	Mon, 6 Feb 2012 09:28:51 +1100
From:	NeilBrown <neilb@...e.de>
To:	dedekind1@...il.com
Cc:	David Woodhouse <David.Woodhouse@...el.com>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: Crash in mtd_cls_suspend because mtd is NULL.

On Fri, 03 Feb 2012 06:58:24 +0200 Artem Bityutskiy <dedekind1@...il.com>
wrote:

> On Fri, 2012-02-03 at 10:50 +1100, NeilBrown wrote:
> > Hi,
> >  I just tried to suspend my GTA04 (OMAP based mobile phone platform) running
> > 3.3-rc2 and it crashed in mtd_cls_suspend because mtd was NULL.
> > 
> > So for me, it looks like the following patch is a regression.
> > 
> > Is there anything I can do to help find the correct resolution here.
> > 
> > (It has some flash memory but I am not using it at all).
> 
> Neil, there is a fix:
> 
> http://git.infradead.org/users/dedekind/l2-mtd.git/commit/da50432777e184dd889f077cf06a74aa24cb80d9
> 
> I should just be merged upstream. It was discussed here:
> 
> http://patchwork.ozlabs.org/patch/138551/
> 

Thanks!

I pulled in the  whole 'master' branch and it is much better....
(which is to say that suspend gets a bit further, and the thing that causes
it to break isn't MTD (it is libertas_sdio..)).

Thanks,
NeilBrown

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