From: Felix Fietkau <nbd@nbd.name>
Date: Sun, 28 Aug 2016 13:13:42 +0200
Subject: [PATCH] ath9k: clear potentially stale EOSP status bit in
 intermediate queues

Prevents spurious ieee80211_sta_eosp calls.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -945,7 +945,8 @@ ath_tx_get_tid_subframe(struct ath_softc
 		bf->bf_lastbf = bf;
 
 		tx_info = IEEE80211_SKB_CB(skb);
-		tx_info->flags &= ~IEEE80211_TX_CTL_CLEAR_PS_FILT;
+		tx_info->flags &= ~(IEEE80211_TX_CTL_CLEAR_PS_FILT |
+				    IEEE80211_TX_STATUS_EOSP);
 
 		/*
 		 * No aggregation session is running, but there may be frames