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Re: [RFC] mac80211: reestablish mis-configured existing Rx BA sessions

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On Tue, 2011-05-03 at 12:12 +0300, Arik Nemtsov wrote:
> When forming a Rx BA session, sometimes the ADDBA response gets lost.
> This leads to a situation where the session is configured locally, but
> doesn't exist on the remote side. Subsequent ADDBA requests are declined
> by mac80211.
> 
> Fix this by assuming the session state of the initiator is the correct
> one. When receiving an unexpected ADDBA request on a TID with an active
> Rx BA session, delete the existing one and establish a new session.

I thought about this for a while but I don't really have an opinion I
think. Maybe the behaviour could be avoided by checking the ack status,
but that wouldn't be good enough for devices that don't have that...

johannes

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