Right, I just checked. They have some code that reads the key and mic
to compare against what was programmed, and they're calling it each
iteration of ieee80211_timeout_stations().
That happens pretty infrequently (every second, or 15, or 30? not sure
without digging.)

How about doing some periodic re-reading of the keycache to see if
something pops up?

Is it a TX or RX related issue?

If it's an RX only related issue, we could fix it by noticing decrypt
failures for a given key index/MAC and then forcing a replumb.



-adrian
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