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From: Elias Oltmanns <eo@nebensachen.de>
To: "Steven Noonan" <steven@uplinklabs.net>
Cc: "Bartlomiej Zolnierkiewicz" <bzolnier@gmail.com>,
	linux-kernel@vger.kernel.org, mingo@elte.hu
Subject: Re: [PATCH] drivers/ide/ide-probe.c: uninitialized variable 'rc'
Date: Thu, 11 Sep 2008 00:40:23 +0200	[thread overview]
Message-ID: <87myifmxpk.fsf@denkblock.local> (raw)
In-Reply-To: <f488382f0809101419y65b35547t572a0f7bb5316952@mail.gmail.com> (Steven Noonan's message of "Wed, 10 Sep 2008 14:19:56 -0700")

"Steven Noonan" <steven@uplinklabs.net> wrote:
> On Wed, Sep 10, 2008 at 2:09 PM, Bartlomiej Zolnierkiewicz
> <bzolnier@gmail.com> wrote:
>>
>
>> I recall seeing identical patch before:
>>
>>        http://article.gmane.org/gmane.linux.ide/33107
>>
>> Does the existing code really results in gcc warning?
>>
>>
>
> Yes, because GCC thinks it's possible that the for loop has zero
> iterations (and hence, 'rc' is never touched).

What about changing the declaration to

	int i, uninitialized_var(rc);

then?

Regards,

Elias

  reply	other threads:[~2008-09-10 22:40 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-09 21:07 [PATCH] drivers/ide/ide-probe.c: uninitialized variable 'rc' Steven Noonan
2008-09-10  6:55 ` Ingo Molnar
2008-09-10 21:09 ` Bartlomiej Zolnierkiewicz
2008-09-10 21:19   ` Steven Noonan
2008-09-10 22:40     ` Elias Oltmanns [this message]
2008-09-10 22:44       ` Steven Noonan
2008-09-27 15:40         ` Bartlomiej Zolnierkiewicz
2008-10-05 16:14           ` Bartlomiej Zolnierkiewicz

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