netdev - Re: [PATCH] 3c59x: Don't assign when a comparison is intended

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Message-ID: <alpine.LNX.2.00.1012252144030.10759@swampdragon.chaosbits.net>
Date:	Sat, 25 Dec 2010 21:45:26 +0100 (CET)
From:	Jesper Juhl <jj@...osbits.net>
To:	richard -rw- weinberger <richard.weinberger@...il.com>
cc:	netdev@...r.kernel.org,
	Steffen Klassert <klassert@...hematik.tu-chemnitz.de>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] 3c59x: Don't assign when a comparison is intended

On Sat, 25 Dec 2010, richard -rw- weinberger wrote:

> On Sat, Dec 25, 2010 at 9:30 PM, Jesper Juhl <jj@...osbits.net> wrote:
> > Hi,
> >
> > In drivers/net/3c59x.c::vortex_probe1() we have this code:
> >
> >        if (gendev) {
> >                if ((pdev = DEVICE_PCI(gendev))) {
> >                        print_name = pci_name(pdev);
> >                }
> >
> >                if ((edev = DEVICE_EISA(gendev))) {
> >                        print_name = dev_name(&edev->dev);
> >                }
> >        }
> >
> > I believe these assignments were intended to be comparisons.
> > If I'm correct, then here's a patch to fix that up.
> 
> I don't think so. Look at the extra brackets.
> 
> The code can also written as:
> 
> pdev = DEVICE_PCI(gendev);
> if(pdev)
>   print_name = pci_name(pdev);
> 

Arrgh, I completely missed that - damn.
You are correct I think and my patch is wrong.
Thanks for taking a look.


-- 
Jesper Juhl <jj@...osbits.net>            http://www.chaosbits.net/
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