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Commit 83843c80 authored by Felix Fietkau's avatar Felix Fietkau Committed by Johannes Berg
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mac80211: fix tim recalculation after PS response 



Handle the case where the mac80211 intermediate queues are empty and the
driver has buffered frames

Fixes: ba8c3d6f ("mac80211: add an intermediate software queue implementation")
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 15543692

net/mac80211/sta_info.c

+2 −2
Original line number Diff line number Diff line
@@ -1616,7 +1616,6 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta, 


		sta_info_recalc_tim(sta);

	} else {

		unsigned long tids = sta->txq_buffered_tids & driver_release_tids;

		int tid;



		/*
@@ -1648,7 +1647,8 @@ ieee80211_sta_ps_deliver_response(struct sta_info *sta, 
		for (tid = 0; tid < ARRAY_SIZE(sta->sta.txq); tid++) {

			struct txq_info *txqi = to_txq_info(sta->sta.txq[tid]);



			if (!(tids & BIT(tid)) || txqi->tin.backlog_packets)

			if (!(driver_release_tids & BIT(tid)) ||

			    txqi->tin.backlog_packets)

				continue;



			sta_info_recalc_tim(sta);