[PATCH RESEND mac80211] cfg80211: fix channel configuration in IBSS join

[Johannes Berg]

On Tue, 2014-01-28 at 14:31 +0100, Antonio Quartulli wrote:
> On 28/01/14 14:01, Kalle Valo wrote:
> >> - Patch is getting resent because I did not CC'd the linux-wireless mailing list in
> >> my previous attempt. :)
> > 
> > Oh, I missed that. Anyway, in previous version I  commented about
> > documenting NULL usage. What do you think about that?
> 
> Well documentation is always good :) If it is need I will add it.
> 
> However, I'd rather ask you what ath6kl is trying to do in that case,
> since it's the only driver invoking cfg80211_ibss_joined() with a zero
> BSSID (and now a NULL channel) on IBSS leave.
> 
> From the cfg80211 prospective, that call is seen like a notification of
> being connected to a new BSS having zero mac and NULL channel. I don't
> see how this can be useful at all, also because after leaving the IBSS I
> imagine that no other operation will take place on that vif unless it
> reconnects again.

That seems completely pointless and should probably be removed?

johannes