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Subject: Re: b43 N PHY status report
From: Johannes Berg <johannes@sipsolutions.net>
To: Francesco Gringoli <francesco.gringoli@ing.unibs.it>
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Date: Fri, 10 Dec 2010 19:47:54 +0100
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On Fri, 2010-12-10 at 19:30 +0100, Francesco Gringoli wrote:

> [ 1117.516031] unregister_netdevice: waiting for wlan1 to become free. Usage count = 1
> 
> and the device is never release (by who?). I have to reboot.

That's a bug in the ipv6 code, upgrade your kernel :-)

johannes