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Subject: Re: [PATCH 06/10] mtd-utils: nandwrite: Use 64-bit offset
From: Artem Bityutskiy <dedekind1@gmail.com>
To: Mike Frysinger <vapier.adi@gmail.com>
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Date: Sun, 14 Nov 2010 09:49:10 +0200
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Cc: David Woodhouse <dwmw2@infradead.org>,
	Brian Norris <computersforpeace@gmail.com>,
	linux-mtd@lists.infradead.org, Jehan Bing <jehan@orb.com>
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On Sat, 2010-11-13 at 17:45 -0500, Mike Frysinger wrote:
> On Sat, Nov 13, 2010 at 06:48, Artem Bityutskiy wrote:
> > On Wed, 2010-11-03 at 01:27 -0700, Brian Norris wrote:
> >> -                             mtdoffset = strtol(optarg, NULL, 0);
> >> +                             mtdoffset = strtoll(optarg, NULL, 0);
> >
> > Ideally this should check for strtoll failures, but this just a side
> > note. Not sure if this is the best way, but I'd do it like this:
> >
> > char *endp;
> >
> > mtdoffset = strtoul(optarg, &endp, 0);
> > if (*endp != '\0' || endp == optarg)
> >        return errmsg("bad volume alignment: \"%s\"", optarg);
> >
> > or something like this. The check for negative mtdoffset could be there
> > as well.
> 
> or use simple_strtoll() from common.h as that includes error handling ...

Oh, even better.

-- 
Best Regards,
Artem Bityutskiy (Битюцкий Артём)