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Re: [PATCH] mac80211: Fix race between tx path and ___ieee80211_stop_tx_ba_session

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On Wed, May 9, 2012 at 11:01 AM, Johannes Berg
<johannes@xxxxxxxxxxxxxxxx> wrote:
> On Wed, 2012-05-09 at 10:56 +0200, Helmut Schaa wrote:
>> ___ieee80211_stop_tx_ba_session first deletes the tx aggregation session
>> timer and afterwards clears HT_AGG_STATE_OPERATIONAL. Hence, there is a
>> small time window where the tx path can call mod_timer after
>> del_timer_sync.
>>
>> When ieee80211_start_tx_ba_session runs before the timer the call to
>> init_timer will cause a BUG_ON:
>
> This may have been fixed by my other patch where I check the state?

I'll have to try but I'm not sure if these are two different issues ...
Helmut
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