From: Artem Bityutskiy <dedekind@infradead.org>
To: Tom Rini <trini@embeddedalley.com>
Cc: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>,
linux-mtd@lists.infradead.org
Subject: Re: ubi-utils updates for gcc-4.3.x
Date: Mon, 08 Dec 2008 15:09:42 +0200 [thread overview]
Message-ID: <1228741782.13686.124.camel@sauron> (raw)
In-Reply-To: <1228734052.13686.103.camel@sauron>
On Mon, 2008-12-08 at 13:00 +0200, Artem Bityutskiy wrote:
> >From man scanf:
>
> RETURN VALUE
> These functions return the number of input items successfully
> matched and assigned, which can be fewer than provided for, or even zero
> in the event of an early matching failure.
>
> The value EOF is returned if the end of input is reached before either
> the first successful conversion or a matching failure occurs. EOF is
> also returned if a read error occurs, in which case the error indicator
> for the stream (see ferror(3)) is set, and errno is set indicate the
> error.
>
> On this basis, I would say you should test for EOF, not for 0.
>
> > + if (!scanf("%3s", buf))
> > + return 0;
>
> Similarly.
>
If you are fine with this, I may amend your patch and push it, because
otherwise it looks OK for me.
--
Best regards,
Artem Bityutskiy (Битюцкий Артём)
next prev parent reply other threads:[~2008-12-08 13:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-08 8:02 ubi-utils updates for gcc-4.3.x Tom Rini
2008-12-08 11:00 ` Artem Bityutskiy
2008-12-08 13:09 ` Artem Bityutskiy [this message]
2008-12-08 16:06 ` Tom Rini
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