Return-path: Received: from mail.candelatech.com ([208.74.158.172]:47916 "EHLO ns3.lanforge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757192Ab0LCIEv (ORCPT ); Fri, 3 Dec 2010 03:04:51 -0500 Message-ID: <4CF8A49C.2000401@candelatech.com> Date: Fri, 03 Dec 2010 00:04:44 -0800 From: Ben Greear MIME-Version: 1.0 To: Mohammed Shafi CC: Senthil Balasubramanian , linux-wireless@vger.kernel.org Subject: Re: [PATCH v2 2/2] ath9k: Fix STA disconnect issue due to received MIC failed bcast frames References: <1291201205-1541-1-git-send-email-senthilkumar@atheros.com> <4CF6A8FD.6020508@candelatech.com> <4CF73249.3040203@candelatech.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: On 12/01/2010 11:16 PM, Mohammed Shafi wrote: > On Thu, Dec 2, 2010 at 11:14 AM, Ben Greear wrote: >> On 12/01/2010 09:09 PM, Mohammed Shafi wrote: >>> >>> On Thu, Dec 2, 2010 at 1:28 AM, Ben Greear >>> wrote: >>>> >>>> On 12/01/2010 03:00 AM, Senthil Balasubramanian wrote: >>>>> >>>>> AR_RxKeyIdxValid will not be set for bcast/mcast frames and so relying >>>>> this status for MIC failed frames is buggy. >>>>> >>>>> Due to this, MIC failure events for broadcast frames are not sent to >>>>> supplicant resulted in AP disconnecting the STA. >>>>> >>>>> Able to pass Wifi Test case 5.2.18 with this fix. >>>> >>>> Please do not apply this yet. As far as I can tell, either >>>> of these patches breaks multiple VIF scenarios. I'm not >>>> sure exactly why, but I had to revert this to get any >>>> of my interfaces to associate. >>> >>> Ben can you please give some more information(or just point out some >>> link) regarding your test case,I can try it out. >>> thanks, >>> shafi >> >> Try this script, or something like it: >> >> http://www.spinics.net/lists/linux-wireless/msg60126.html >> >> Edit 'max' to create a small number of STA interfaces or you will probably >> have >> worse issues than them just not associating! >> >> You have to enable the nohwcrypt module option. >> >> Let me know if that doesn't work and I can probably put together something >> more specific. > > thanks Ben. Were you able to reproduce the problem? Thanks, Ben > >> >> Thanks, >> Ben >> >> -- >> Ben Greear >> Candela Technologies Inc http://www.candelatech.com >> -- Ben Greear Candela Technologies Inc http://www.candelatech.com