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Subject: Re: WARNING: at net/mac80211/iface.c:162
From: Johannes Berg <johannes@sipsolutions.net>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: John Linville <linville@tuxdriver.com>,
	wireless <linux-wireless@vger.kernel.org>
Date: Mon, 07 May 2012 08:34:10 +0200
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On Sun, 2012-05-06 at 18:30 -0500, Larry Finger wrote:
> Hi,
> 
> I am getting the following warning from the latest wireless-testing system:
> 
>   ------------[ cut here ]------------
>   WARNING: at net/mac80211/iface.c:162 ieee80211_check_queues+0x119/0x130 
> [mac80211]()


>       if (WARN_ON_ONCE(sdata->vif.hw_queue[i] >= n_queues))
> 
> The warning is triggered for i, n_queues, and sdata->vif.hw_queue[i] all equal to 1.

Is this a driver with just a single queue by any chance? I never tested
that and probably forgot to set those up correctly.

johannes