X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=net%2Fmac80211%2Ftx.c;h=3523daa0b15c1537daff9351655844b64bf13713;hb=a5e70697d0c4836e69c60de92db27eac9ae71e05;hp=4105d0ca963e25dfdd558e30c48274277e5ad2df;hpb=64fb6d9aa01a523bcd70f836bf1374dcb22759a9;p=~andy%2Flinux

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 4105d0ca963..3523daa0b15 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -40,7 +40,7 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx,
 				 struct sk_buff *skb, int group_addr,
 				 int next_frag_len)
 {
-	int rate, mrate, erp, dur, i;
+	int rate, mrate, erp, dur, i, shift;
 	struct ieee80211_rate *txrate;
 	struct ieee80211_local *local = tx->local;
 	struct ieee80211_supported_band *sband;
@@ -153,6 +153,8 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx,
 		rate = mrate;
 	}
 
+	shift = ieee80211_vif_get_shift(&tx->sdata->vif);
+
 	/* Don't calculate ACKs for QoS Frames with NoAck Policy set */
 	if (ieee80211_is_data_qos(hdr->frame_control) &&
 	    *(ieee80211_get_qos_ctl(hdr)) & IEEE80211_QOS_CTL_ACK_POLICY_NOACK)
@@ -162,7 +164,8 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx,
 		 * (10 bytes + 4-byte FCS = 112 bits) plus SIFS; rounded up
 		 * to closest integer */
 		dur = ieee80211_frame_duration(sband->band, 10, rate, erp,
-				tx->sdata->vif.bss_conf.use_short_preamble);
+				tx->sdata->vif.bss_conf.use_short_preamble,
+				shift);
 
 	if (next_frag_len) {
 		/* Frame is fragmented: duration increases with time needed to
@@ -171,7 +174,8 @@ static __le16 ieee80211_duration(struct ieee80211_tx_data *tx,
 		/* next fragment */
 		dur += ieee80211_frame_duration(sband->band, next_frag_len,
 				txrate->bitrate, erp,
-				tx->sdata->vif.bss_conf.use_short_preamble);
+				tx->sdata->vif.bss_conf.use_short_preamble,
+				shift);
 	}
 
 	return cpu_to_le16(dur);