From 502b9f59d5fa0323675933bdfa04fe4bebdec468 Mon Sep 17 00:00:00 2001
From: Alexander Egorenkov <student@dantooine.(none)>
Date: Wed, 17 Feb 2010 21:51:14 +0100
Subject: [PATCH] Remove BA ACK policy from QoS field for A-MPDU frames

---
 rt2870.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/rt2870.c b/rt2870.c
index d43dc94..60c7727 100644
--- a/rt2870.c
+++ b/rt2870.c
@@ -4144,6 +4144,11 @@ static int rt2870_tx_frame(struct rt2870_softc *sc,
 		txwi->bawin_size_xflags |=
 			((bawin_size & RT2870_TXWI_BAWIN_SIZE_MASK) << RT2870_TXWI_BAWIN_SIZE_SHIFT);
 
+		if (IEEE80211_HAS_ADDR4(wh))
+			((struct ieee80211_qosframe_addr4 *) wh)->i_qos[0] &= ~IEEE80211_QOS_ACKPOLICY;
+		else
+			((struct ieee80211_qosframe *) wh)->i_qos[0] &= ~IEEE80211_QOS_ACKPOLICY;
+
 		ampdu = 1;
 	}
 	else
-- 
2.11.4.GIT