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Date: Wed, 08 Feb 2012 14:02:43 +0100
From: Johannes Berg <johannes@sipsolutions.net>
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Subject: Re: REGRESSION: crash in wireless-testing smoketest
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> I rerun the test on a kernel with some more lock checking and got lucky.
>
> Feb  8 08:40:17 lb-bun-10 kernel: [  514.512283] wlan0: authenticate
> with 98:fc:11:8e:94:57
> Feb  8 08:40:17 lb-bun-10 kernel: [  514.512515] wlan0: send auth to
> 98:fc:11:8e:94:57 (try 1/3)
> Feb  8 08:40:17 lb-bun-10 kernel: [  514.514184] BUG: unable to handle
> kernel NULL pointer dereference at 00000004

...

> Apparently, minstrel_ht expects some tx_status field filled in by
> brcmsmac/mac80211. Have not found the problem yet.

So the patch you sent fixes this? Just making sure it's not a different 
thing.

johannes