linux-kernel - Re: [PATCH] pci: Make pci

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Date:	Sat, 5 Dec 2009 11:18:05 +0600
From:	Rakib Mullick <rakib.mullick@...il.com>
To:	Alex Chiang <achiang@...com>
Cc:	Jesse Barnes <jbarnes@...tuousgeek.org>, linux-pci@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] pci: Make pci_dev struct point to NULL.

On 12/5/09, Alex Chiang <achiang@...com> wrote:
> * Rakib Mullick <rakib.mullick@...il.com>:
>  > On 12/5/09, Alex Chiang <achiang@...com> wrote:
>  > > * Rakib Mullick <rakib.mullick@...il.com>:
>
>
> Right, so what's the problem? If the slot is not enabled, we goto
>  err_exit and return, never touching dev.
>
>
> I must be slow, because I don't understand how we might reference
>  trash.
>
Since *pdev might be uninitialized. But if we are sure that it is not
uninitialized
then it is okay.

And yes - althrough we weren't warned by the compiler.

Thanks,

>
>  Thanks,
>
> /ac
>
>
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