Re: [PATCH][RFC] cfg80211: NL80211_ATTR_SOCKET_OWNER support for CMD_CONNECT

[Denis Kenzior <denkenz@gmail.com>]

Hi Johannes,

On 12/07/2016 12:15 AM, Johannes Berg wrote:
>
>> I'm afraid to consider what you're like when you _are_ 'super'
>> against something :)
>
> Why, that's easy, there wouldn't be a long discussion like that ;-)

lol

>
> No, this is the part you didn't understand. Simply authenticating
> doesn't actually create anything like a "link" to the AP. The only

Okay, but it is then a bit misleading that iw link reports us being 
'connected' during this time for example.

> reason we keep the station entry around for a few seconds is that it
> *probably* will be used next to associate. But if you don't do that, or
> authenticate to some other AP, or do whatever else - nothing stops you
> from doing that. There's no connection, nothing really stays active
> except for this 5 second grace period to associate.
>
> So even if you crash here like in the example, there's nothing to clean
> up, a subsequent authentication attempt to the same or another AP will
> go through anyway.
>
> Therefore, there's nothing to "own" with an authentication attempt,
> since it doesn't actually keep any (permanent) state in the kernel, and
> keeping the station entry around is just an optimisation.
>
> I don't think it's worth trying to clean that up.

Fair enough.  I think we can live with that since we're not using 
CMD_AUTHENTICATE unless we need to roam using FT.

Regards,
-Denis