On Sat 2017-12-09 21:13:38, Johannes Berg wrote: > From: Johannes Berg <[email protected]> > > Due to overlap between > commit 1281103770e9 ("mac80211: Simplify locking in > ieee80211_sta_tear_down_BA_sessions()") > and the way that Luca modified > commit 72e2c3438ba3 ("mac80211: tear down RX aggregations first") > when sending it upstream from Intel's internal tree, we get > the following warning: > > WARNING: CPU: 0 PID: 5472 at net/mac80211/agg-tx.c:315 > ___ieee80211_stop_tx_ba_session+0x158/0x1f0 > > since there's no appropriate locking around the call to > ___ieee80211_stop_tx_ba_session; Sara's original just had > a call to the locked __ieee80211_stop_tx_ba_session (one > less underscore) but it looks like Luca modified both of > the calls when fixing it up for upstream, leading to the > problem at hand. > > Move the locking appropriately to fix this problem. > > Reported-by: Kalle Valo <[email protected]> > Reported-by: Pavel Machek <[email protected]> > Signed-off-by: Johannes Berg <[email protected]>
Tested-by: Pavel Machek <[email protected]> -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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