diff options
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 4105d0ca963e..3523daa0b15c 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); |