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Date: Thu, 12 Apr 2007 10:23:22 +0200
From: "Ivo Van Doorn" <ivdoorn@gmail.com>
To: "Pavel Roskin" <proski@gnu.org>
Subject: Re: rt61: Kernel bug in ieee80211.c:4920
Cc: linux-wireless@vger.kernel.org
In-Reply-To: <1176341585.21564.30.camel@dv>
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Hi,

> This is net/mac80211/ieee80211.c, line 4920:
>
> BUG_ON(local->reg_state != IEEE80211_DEV_REGISTERED);
>
> Apparently rt61 calls ieee80211_unregister_hw() even though it never
> called ieee80211_register_hw() due to the failure to load the firmware.
>
> Either mac80211 should be more tolerant, or rt61 should keep track of
> what it has registered.  I'm unsure which is better, hence no patch
> attached ;)

mac80211 is tolerant enough, the bug in in rt61.
fortunately the rt2x00 git tree already contains a fix for this issue
(applied yesterday),
so it will be part of the next pull request.

Ivo