linux-kernel - Re: Look Ma, da kernel is b0rken

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Message-ID: <20121205153121.GA28556@liondog.tnic>
Date:	Wed, 5 Dec 2012 16:31:21 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>, Andreas Mohr <andi@...as.de>,
	linux-kernel@...r.kernel.org, Li Shaohua <shaohua.li@...el.com>,
	linux-acpi@...r.kernel.org
Subject: Re: Look Ma, da kernel is b0rken

On Wed, Dec 05, 2012 at 03:27:56PM +0000, Alan Cox wrote:
> On Wed, 5 Dec 2012 15:29:35 +0100
> Borislav Petkov <bp@...en8.de> wrote:
> 
> > On Wed, Dec 05, 2012 at 08:09:01AM +0100, Andreas Mohr wrote:
> > > Hi,
> > > 
> > > drivers/pnp/pnpacpi/core.c: In function 'ispnpidacpi':
> > > drivers/pnp/pnpacpi/core.c:65:2: warning: logical 'or' of collectively
> > > exhaustive tests is always true [-Wlogical-op]
> > > drivers/pnp/pnpacpi/core.c:66:2: warning: logical 'or' of collectively
> > > exhaustive tests is always true [-Wlogical-op]
> > > drivers/pnp/pnpacpi/core.c:67:2: warning: logical 'or' of collectively
> > > exhaustive tests is always true [-Wlogical-op]
> > > 
> > > 
> > > That's already the second less enticing -Wlogical-op issue
> > > which was discovered by accident during less than two days
> 
> No it's not. It's been reported in bugzilla. I sent patches ages ago.
> They were ignored. Coverity has had it tagged for years (and a ton more
> of them you've not noticed yet)
> 
> http://article.gmane.org/gmane.linux.acpi.devel/56753/match=test_alpha
> 
> This isn't discovered, this is in the "If you stick your fingers in your
> ears and hum you can't hear the screaming" category.

Hillarious!

Andrew, would you please pick up Alan's patch? It clearly fixes an
ancient bug in the pnpacpi code.

Thanks.

-- 
Regards/Gruss,
    Boris.
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