linux-kernel - Re: [PATCH] pata_samsung_cf: fix ata_host

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Date:	Tue, 15 Apr 2014 13:45:34 +0200
From:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:	Jingoo Han <jg1.han@...sung.com>
Cc:	'Tejun Heo' <tj@...nel.org>, 'Ben Dooks' <ben-linux@...ff.org>,
	'Kukjin Kim' <kgene.kim@...sung.com>,
	linux-ide@...r.kernel.org, linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] pata_samsung_cf: fix ata_host_activate() failure handling


Hi,

Tejun, could you please also pick this one?

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

On Tuesday, April 01, 2014 10:18:46 AM Jingoo Han wrote:
> On Tuesday, April 01, 2014 2:53 AM, Tejun Heo wrote:
> > 
> > Add missing clk_disable() call to ata_host_activate() failure path.
> > 
> > Cc: Ben Dooks <ben-linux@...ff.org>
> > Cc: Kukjin Kim <kgene.kim@...sung.com>
> > Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
> 
> Reviewed-by: Jingoo Han <jg1.han@...sung.com>
> 
> Best regards,
> Jingoo Han
> 
> > ---
> >  drivers/ata/pata_samsung_cf.c |   10 +++++++---
> >  1 file changed, 7 insertions(+), 3 deletions(-)
> > 
> > Index: b/drivers/ata/pata_samsung_cf.c
> > ===================================================================
> > --- a/drivers/ata/pata_samsung_cf.c	2014-03-14 16:45:04.344724378 +0100
> > +++ b/drivers/ata/pata_samsung_cf.c	2014-03-31 18:31:58.083631437 +0200
> > @@ -594,9 +594,13 @@ static int __init pata_s3c_probe(struct
> > 
> >  	platform_set_drvdata(pdev, host);
> > 
> > -	return ata_host_activate(host, info->irq,
> > -			info->irq ? pata_s3c_irq : NULL,
> > -			0, &pata_s3c_sht);
> > +	ret = ata_host_activate(host, info->irq,
> > +				info->irq ? pata_s3c_irq : NULL,
> > +				0, &pata_s3c_sht);
> > +	if (ret)
> > +		goto stop_clk;
> > +
> > +	return 0;
> > 
> >  stop_clk:
> >  	clk_disable(info->clk);
> > 
> > --

--
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