netdev - Re: [PATCH v3 1/1] atm: solos-pci: Replace simple

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Date:	Thu, 3 Dec 2015 13:58:40 +0100
From:	LABBE Corentin <clabbe.montjoie@...il.com>
To:	"Charles (Chas) Williams" <3chas3@...il.com>
Cc:	linux-atm-general@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v3 1/1] atm: solos-pci: Replace simple_strtol by kstrtoint

On Thu, Dec 03, 2015 at 06:26:31AM -0500, Charles (Chas) Williams wrote:
> On Thu, 2015-12-03 at 09:06 +0100, LABBE Corentin wrote:
> > @@ -357,11 +357,11 @@ static int process_status(struct solos_card *card, int port, struct sk_buff *skb
> >  	if (!str)
> >  		return -EIO;
> >  
> > -	ver = simple_strtol(str, NULL, 10);
> > -	if (ver < 1) {
> > +	err = kstrtoint(str, 10, &ver);
> > +	if (err || ver < 1) {
> >  		dev_warn(&card->dev->dev, "Unexpected status interrupt version %d\n",
> >  			 ver);
> > -		return -EIO;
> > +		return err;
> 
> 
> If ver < 1 then you might return a 0 here.  Always returning -EIO is
> probably just fine.
> 

Hello

I think the best solution is to split the test, since returning error code from kstrtoint was asked by David Miller.
if (err)
	return err;
if (ver < 1)
	return -EIO;
Thanks
Regards
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