linux-kernel - Re: [PATCH 1/1] atmel-ssc: fix misuse of dev_dbg when requested ssc instance is not found

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Date:	Fri, 30 Jan 2009 01:36:28 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Haavard Skinnemoen <haavard.skinnemoen@...el.com>
Cc:	Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>,
	linux-kernel@...r.kernel.org, dbrownell@...rs.sourceforge.net,
	kay.sievers@...y.org, weiyi.huang@...il.com,
	Andrew Victor <avictor.za@...il.com>
Subject: Re: [PATCH 1/1] atmel-ssc: fix misuse of dev_dbg when requested ssc
 instance is not found

On Fri, 30 Jan 2009 10:26:54 +0100 Haavard Skinnemoen <haavard.skinnemoen@...el.com> wrote:

> [CCs added]
> 
> Hans-Christian Egtvedt wrote:
> > This patch replaces the dev_dbg(...) with a pr_err since the ssc pointer
> > is not valid when the id is not found in the list.
> > 
> > Signed-off-by: Hans-Christian Egtvedt <hans-christian.egtvedt@...el.com>
> 
> Acked-by: Haavard Skinnemoen <haavard.skinnemoen@...el.com>
> 
> ...or should I just apply it to the avr32 tree?
> 

Is OK, I tossed into onto my 2.6.29 pile.

Should it be backported to 2.6.28.x or earlier?

> 
> > ---
> >  drivers/misc/atmel-ssc.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> > 
> > diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c
> > index 6b35874..6cff1bb 100644
> > --- a/drivers/misc/atmel-ssc.c
> > +++ b/drivers/misc/atmel-ssc.c
> > @@ -35,7 +35,7 @@ struct ssc_device *ssc_request(unsigned int ssc_num)
> >  
> >  	if (!ssc_valid) {
> >  		spin_unlock(&user_lock);
> > -		dev_dbg(&ssc->pdev->dev, "could not find requested device\n");
> > +		pr_err("ssc: ssc%d platform device is missing\n", ssc_num);
> >  		return ERR_PTR(-ENODEV);
> >  	}
> >  
--
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