linux-kernel - Re: [PATCH] piix: Use refcounted interface when searching for a 450NX

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Date:	Fri, 15 Sep 2006 18:14:39 +0400
From:	Sergei Shtylyov <sshtylyov@...mvista.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	akpm@...l.org, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: [PATCH] piix: Use refcounted interface when searching for a 450NX

Hello.

Alan Cox wrote:
> Simple conversion
> 
> Signed-off-by: Alan Cox <alan@...hat.com>
> 
> diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.18-rc6-mm1/drivers/ide/pci/piix.c linux-2.6.18-rc6-mm1/drivers/ide/pci/piix.c
> --- linux.vanilla-2.6.18-rc6-mm1/drivers/ide/pci/piix.c	2006-09-11 17:00:09.000000000 +0100
> +++ linux-2.6.18-rc6-mm1/drivers/ide/pci/piix.c	2006-09-14 17:19:12.000000000 +0100
> @@ -602,7 +602,7 @@
>  	struct pci_dev *pdev = NULL;
>  	u16 cfg;
>  	u8 rev;
> -	while((pdev=pci_find_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, pdev))!=NULL)
> +	while((pdev=pci_get_device(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, pdev))!=NULL)
>  	{
>  		/* Look for 450NX PXB. Check for problem configurations
>  		   A PCI quirk checks bit 6 already */

    Shouldn't pci_put_dev() be called after the bridge device no longer needed?
I assume it's not needed anymore after this function is finished...

WBR, Sergei
-
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