netdev - Re: [PATCH] smsc95xx: add macaddr module parameter

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Message-ID: <20120131172731.03df5704@pyramind.ukuu.org.uk>
Date:	Tue, 31 Jan 2012 17:27:31 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Danny Kukawka <danny.kukawka@...ect.de>
Cc:	netdev@...r.kernel.org, Greg Kroah-Hartman <gregkh@...e.de>,
	Steve Glendinning <steve.glendinning@...c.com>,
	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	Danny Kukawka <dkukawka@...e.de>
Subject: Re: [PATCH] smsc95xx: add macaddr module parameter

On Tue, 31 Jan 2012 18:20:33 +0100
Danny Kukawka <danny.kukawka@...ect.de> wrote:

> Added smsc95xx.macaddr module parameter to allow the user to
> change the MAC address on boot if there was no MAC on the EEPROM.

NAK. Please see the discussion on this and ifconfig hw for other devices.

In summary - make the device refuse to ifconfig up without a valid
address, allow it to come into existance without a valid address and then
use ifconfig.


Your patch also seems to break if there are several attached to a board.
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