netdev - Re: [PATCH] qmi_wwan: Set random MAC on devices with buggy fw

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Message-Id: <20150102.164207.1916156409658764329.davem@davemloft.net>
Date:	Fri, 02 Jan 2015 16:42:07 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	kristian.evensen@...il.com
Cc:	netdev@...r.kernel.org, linux-usb@...r.kernel.org, bjorn@...k.no
Subject: Re: [PATCH] qmi_wwan: Set random MAC on devices with buggy fw

From: Kristian Evensen <kristian.evensen@...il.com>
Date: Fri,  2 Jan 2015 16:21:45 +0100

> From: Kristian Evensen <kristian.evensen@...il.com>
> 
> Some buggy firmwares export an incorrect MAC address (00:a0:c6:00:00:00). This
> makes for example checking devices for random MAC addresses tricky, and you
> might end up with multiple network interfaces with the same address.
> 
> This patch tries to fix, or at least improve, the situation by setting the MAC
> address of devices with this firmware bug to a random address. I tested the
> patch with two devices that has this firmware bug (Huawei E398 and E392), and
> network traffic worked fine after changing the address.
> 
> Signed-off-by: Kristian Evensen <kristian.evensen@...il.com>

Applied.
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