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Re: [RFC/RFT 7/7] mac80211: fix aggregation timer lockups

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On Mon, 2009-01-26 at 19:47 +0100, Johannes Berg wrote:
> plain text document attachment (019-mac80211-fix-agg-timer.patch)
> As far as I can tell, there are possible lockups because both the RX
> session_timer and TX addba_resp_timer are del_timer_sync'ed under
> the sta spinlock which both timer functions take. Additionally, the
> TX agg code seems to leak memory when TX aggregation is not disabled
> before the sta_info is freed.

Ok, so... this cannot _currently_ happen because the timer code looks up
the STA again, and that lookup will return NULL when the STA is being
destroyed. But that's entirely bogus, so I'll fix it up differently.

johannes

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