[Intel-wired-lan] [PATCH v6] i40e: Look up MAC address in Open Firmware or IDPROM

[David Miller]

From: Andy Shevchenko <andy.shevchenko at gmail.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.