Re: [PATCH v2 2/2] ath9k: Fix STA disconnect issue due to received MIC failed bcast frames

[Ben Greear <greearb@candelatech.com>]

On 12/01/2010 11:16 PM, Mohammed Shafi wrote:
> On Thu, Dec 2, 2010 at 11:14 AM, Ben Greear<greearb@candelatech.com>  wrote:
>> On 12/01/2010 09:09 PM, Mohammed Shafi wrote:
>>>
>>> On Thu, Dec 2, 2010 at 1:28 AM, Ben Greear<greearb@candelatech.com>
>>>   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<greearb@candelatech.com>
>> Candela Technologies Inc  http://www.candelatech.com
>>


-- 
Ben Greear <greearb@candelatech.com>
Candela Technologies Inc  http://www.candelatech.com