[PATCH 3/3] wpa_supplicant: cancel scan work when starting a connection

Jouni Malinen j at w1.fi
Sun Feb 1 10:16:46 EST 2015

On Sun, Mar 30, 2014 at 06:09:12AM +0000, Peer, Ilan wrote:
> > On Thu, Mar 27, 2014 at 08:58:34AM +0200, Ilan Peer wrote:
> > > Cancel a pending scan work if a connection is started, as otherwise
> > > the connection flow would be blocked until the scan is complete.
> > 
> > This looks a bit problematic since this seems to be able to drop a special scan
> > request that was issued through the control interface. Why is this needed?
> > Isn't it enough for sme_authenticate() to add a high priority sme-connect
> > radio work that ends up getting added to the beginning of the queue, i.e., to
> > be processed before the pending scan radio work if one was there?
> Agree ... missed this point.
> Do I need to do something special to abandon it?

I had left this pending to try to figure out what the proposed change
was trying to fix (that blocking part). I still don't see what the issue
here would be. If you think this is still needed, please provide a
wpa_supplicant debug log showing a blocking case where this change would
have helped.

Jouni Malinen                                            PGP id EFC895FA

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