netdev - Re: PATCH for [Bug 8952] tulip driver oops in tulip_interrupt when hibernating with swsusp/suspend2

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Date:	Fri, 30 May 2008 22:09:35 -0400
From:	Jeff Garzik <jgarzik@...ox.com>
To:	Grant Grundler <grundler@...isc-linux.org>
CC:	netdev@...r.kernel.org
Subject: Re: PATCH for [Bug 8952] tulip driver oops in tulip_interrupt when
 hibernating with swsusp/suspend2

Grant Grundler wrote:
> Jeff,
> The following patch is seems to fix the tulip suspend/resume panic:
> 	http://bugzilla.kernel.org/show_bug.cgi?id=8952#c46
> 
> My attempts at a cleaner patch failed and Pavel thinks this is OK.
> Since suspend/resume is getting an overhaul in 2.6.27 (per comment
> #49 by  Rafael J. Wysocki), it makes sense to invest more time as
> part of that rework and apply the known fix to 2.6.26.
> 
> hth,
> grant
> 
> Original from:  kernelbugs@....homeip.net
> Signed-off-by: Grant Grundler <grundler@...isc-linux.org>
> 
> diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
> index f9d13fa..088d3bf 100644
> --- a/drivers/net/tulip/tulip_core.c
> +++ b/drivers/net/tulip/tulip_core.c
> @@ -1729,12 +1729,15 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
>  	if (!dev)
>  		return -EINVAL;
>  
> -	if (netif_running(dev))
> -		tulip_down(dev);
> +	if (!netif_running(dev))
> +		goto save_state:
> +
> +	tulip_down(dev);

how could this be tested if it doesn't even compile?

Oh well, seems sane, let's see...



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