netdev - Re: [PATCH] sky2: set carrier off in probe

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Date:	Thu, 29 Oct 2009 20:09:05 -0700
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Brandon Philips <bphilips@...e.de>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] sky2: set carrier off in probe

On Thu, 29 Oct 2009 16:58:07 -0700
Brandon Philips <bphilips@...e.de> wrote:

> Before bringing up a sky2 interface up ethtool reports 
> "Link detected: yes". Do as ixgbe does and netif_carrier_off() on
> probe().
> 
> Signed-off-by: Brandon Philips <bphilips@...e.de>
> 
> ---
>  drivers/net/sky2.c |    2 ++
>  1 file changed, 2 insertions(+)
> 
> Index: linux-2.6/drivers/net/sky2.c
> ===================================================================
> --- linux-2.6.orig/drivers/net/sky2.c
> +++ linux-2.6/drivers/net/sky2.c
> @@ -4538,6 +4538,8 @@ static int __devinit sky2_probe(struct p
>  		goto err_out_free_netdev;
>  	}
>  
> +	netif_carrier_off(dev);
> +
>  	netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT);
>  
>  	err = request_irq(pdev->irq, sky2_intr,

IMHO carrier is meaningless until device is up? What software
cares?

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