diff options
Diffstat (limited to 'net/mac80211/rate.c')
| -rw-r--r-- | net/mac80211/rate.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c index 76de4f8d9327..3d5a2cb835c4 100644 --- a/net/mac80211/rate.c +++ b/net/mac80211/rate.c @@ -211,20 +211,11 @@ static bool rc_no_data_or_no_ack(struct ieee80211_tx_rate_control *txrc) return (info->flags & IEEE80211_TX_CTL_NO_ACK) || !ieee80211_is_data(fc); } -static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, u32 mcast_rate, +static void rc_send_low_broadcast(s8 *idx, u32 basic_rates, struct ieee80211_supported_band *sband) { u8 i; - if (mcast_rate) { - for (i = 0; i < sband->n_bitrates; i++) { - if (sband->bitrates[i].bitrate == mcast_rate) { - *idx = i; - return; - } - } - } - if (basic_rates == 0) return; /* assume basic rates unknown and accept rate */ if (*idx < 0) @@ -247,17 +238,25 @@ bool rate_control_send_low(struct ieee80211_sta *sta, struct ieee80211_tx_rate_control *txrc) { struct ieee80211_tx_info *info = IEEE80211_SKB_CB(txrc->skb); + struct ieee80211_supported_band *sband = txrc->sband; + int mcast_rate; if (!sta || !priv_sta || rc_no_data_or_no_ack(txrc)) { info->control.rates[0].idx = rate_lowest_index(txrc->sband, sta); info->control.rates[0].count = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? 1 : txrc->hw->max_rate_tries; - if (!sta && txrc->bss) + if (!sta && txrc->bss) { + mcast_rate = txrc->bss_conf->mcast_rate[sband->band]; + if (mcast_rate > 0) { + info->control.rates[0].idx = mcast_rate - 1; + return true; + } + rc_send_low_broadcast(&info->control.rates[0].idx, txrc->bss_conf->basic_rates, - txrc->bss_conf->mcast_rate, - txrc->sband); + sband); + } return true; } return false; |