netdev - Re: [PATCH v6] i40e: Look up MAC address in Open Firmware or IDPROM

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Date:	Thu, 05 Nov 2015 13:31:31 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	andy.shevchenko@...il.com
Cc:	sowmini.varadhan@...cle.com, intel-wired-lan@...ts.osuosl.org,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	jeffrey.t.kirsher@...el.com, jesse.brandeburg@...el.com,
	shannon.nelson@...el.com, carolyn.wyborny@...el.com,
	donald.c.skidmore@...el.com, matthew.vick@...el.com,
	john.ronciak@...el.com, mitch.a.williams@...el.com
Subject: Re: [PATCH v6] i40e: Look up MAC address in Open Firmware or IDPROM

From: Andy Shevchenko <andy.shevchenko@...il.com>
Date: Thu, 5 Nov 2015 20:13:21 +0200

> What about
> 
> if (!addr)
>  return -ENODATA;

I totally disagree.  of_get_phy_mode() and other similar attribute
probing mechanisms use -ENODEV.
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