Re: [PATCH 1/1] mac80211: add direct probe before association

["Tomas Winkler" <tomasw@gmail.com>]

On Fri, Aug 1, 2008 at 9:06 PM, Johannes Berg <johannes@sipsolutions.net> wrote:
> On Fri, 2008-08-01 at 13:30 -0400, John W. Linville wrote:
>> On Tue, Jul 15, 2008 at 02:07:45AM +0300, Tomas Winkler wrote:
>> > This patch adds a direct probe request as first step in the association
>> > flow. Motivation of this step is to make sure that the bss information
>> > we have is up to date, since last scan could have been done a while ago.
>> > beacons do not fully answer this need as there are potential differences
>> > between them and probe responses (e.g. WMM parameter element)
>> >
>> > Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
>> > Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
>>
>> Does this fix a bug?  Seems likely...
>
> Could, if the AP changes something since we've last scanned, and we
> probably want to do this anyway.

This patch has a bug, not all  APs  answer direct packet in
unassociated state I will post another version.
Tomas