linux-kernel - Re: [PATCH] edac/85xx: fix error handle of mpc85xx_mc_err

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Message-ID: <20120919030438.GE24873@digium.com>
Date:	Tue, 18 Sep 2012 22:04:38 -0500
From:	Shaun Ruffell <sruffell@...ium.com>
To:	Xie Shaohui-B21989 <B21989@...escale.com>
Cc:	"linux-edac@...r.kernel.org" <linux-edac@...r.kernel.org>,
	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"avorontsov@...sta.com" <avorontsov@...sta.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"grant.likely@...retlab.ca" <grant.likely@...retlab.ca>
Subject: Re: [PATCH] edac/85xx: fix error handle of mpc85xx_mc_err_probe

On Mon, Sep 17, 2012 at 10:32:59AM +0000, Xie Shaohui-B21989 wrote:
> > -----Original Message-----
> > From: Shaun Ruffell [mailto:sruffell@...ium.com]
> > Sent: Saturday, September 15, 2012 2:22 AM
> > To: Xie Shaohui-B21989
> > Cc: linux-edac@...r.kernel.org; linuxppc-dev@...ts.ozlabs.org;
> > akpm@...ux-foundation.org; avorontsov@...sta.com; linux-
> > kernel@...r.kernel.org; grant.likely@...retlab.ca
> > Subject: Re: [PATCH] edac/85xx: fix error handle of mpc85xx_mc_err_probe
> > 
> > On Thu, Sep 13, 2012 at 06:55:29PM +0800, Shaohui Xie wrote:
> > > Error handle in case of DDR ECC off is wrong, sysfs entries
> > > have not been created, so edac_mc_free which frees a mci
> > > instance should not be called.
> > > Also, free mci's memory in this case.
> > 
> > Jus FYI: I ran into the same error in edac_mc_free() which I
> > resolved in a slightly different way in some patches I sent
> > previously. [1]
> > 
> > [1] https://lkml.org/lkml/2012/9/14/475
>
> [S.H] Thanks! I did not aware of this patch when one of my
> colleague asked me to have a look at the issue, It could save me
> some time if I saw this patch earlier. :(
> 
> BTW: seems you are using a different kernel tree with mine.

On the chance that I missing something important: Why do you say I
was running a different kernel tree? I was against 3.6-rc2 when I
original hit the problem.
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