On Sat, 2018-12-15 at 19:31 +0200, Emmanuel Grumbach wrote: > On Sat, Dec 15, 2018 at 11:20 AM Luca Coelho <luca@xxxxxxxxx> wrote: > > From: Emmanuel Grumbach <emmanuel.grumbach@xxxxxxxxx> > > > > NullFunc packets should never be duplicate just like > > QoS-NullFunc packets. > > > > We saw a client that enters / exits power save with > > NullFunc frames (and not with QoS-NullFunc) despite the > > fact that the association supports HT. > > This specific client also re-uses a non-zero sequence number > > for different NullFunc frames. > > At some point, the client had to send a retransmission of > > the NullFunc frame and we dropped it, leading to a > > misalignment in the power save state. > > Fix this by never consider a NullFunc frame as duplicate, > > just like we do for QoS NullFunc frames. > > > > This fixes https://bugzilla.kernel.org/show_bug.cgi?id=201449 > > > > This has already been sent, it is in net.git already :) Oops, sorry, my bad. I obviously forgot to look it up before sending. -- Cheers, Luca.