Hi Samuel.Ortiz

Yes, we have verified this patch.
And this was also verified by Wistron.
At least. with this patch we won't be
blocked by BOO #9830.


Samuel Ortiz <[email protected]>提到:


Hi Samuel,

On Fri, Jun 17, 2011 at 01:18:56AM +0000, Chang, Samuel wrote:
> Hi Samuel.Ortiz,
>
> Please see my comment.
>
> >          1. Remove checking in ar6k_cfg80211_connect(), it already
> > checks for None AUth. (NONE_AUTH == arPriv->arAuthMode)
> >
> > So this part is more of a cleanup than anything else, right ?
>
> Yes, I just want to remove unnecessary checking in this part.
Ok, then this could be part of a separate patch, as mixing cleanups with
firmware crash or unsync fixes could be confusing.


> >          2. Add checking in ar6k_cfg80211_set_default_key().  WPA/WPA2
> > can't set key with (GROUP_USAGE | TX_USAGE)
> >
> > That seems weird. So you would only be able to set default keys for WEP ?
>
> The default key is only needed by PAIRWISE key case.
> We know WPA/WPA2 isn't PAIRWISE key case.
WPA uses pairwise keys and group keys, while WEP uses one key for both cases.


> So, we don't (and can't) set default key for WPA/WPA2.
> And the WEP is PAIRWISE key case, that's why we only need to set default for 
> it.
>
> >           Without this patch, wifi firmware state machine may go wrong.
> > Can you elaborate on that ? What would be the consequences on the host 
> > operations ?
>
> In ar6003 firmware, it won't do much checking.
> The checking task is handled in ar6003 driver.
> If wrong key is set, firmware will assume the key is a STATIC shared key that 
> will install key for connected link.
> In this case, there will be state mismatch between connection manager and key 
> manager modules.
>
So, have you verified that this patch works just fine with WEP, WPA/WPA2 (PSK
and 802.1x) ?

Cheers,
Samuel.

--
Intel Open Source Technology Centre
http://oss.intel.com/
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