Merge master.kernel.org:/home/rmk/linux-2.6-arm

[linux-2.6-omap-h63xx.git] / drivers / net / wireless / iwlwifi / iwl-agn-rs.c

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index f3f17929ca0bb1546721f0a1a22e8b7fe2a6dc8d..27f50471aed8fd0f4e0349975705b6b06c9e9066 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -944,7 +944,8 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband,
        }
 
        /* See if there's a better rate or modulation mode to try. */
-       rs_rate_scale_perform(priv, hdr, sta, lq_sta);
+       if (sta && sta->supp_rates[sband->band])
+               rs_rate_scale_perform(priv, hdr, sta, lq_sta);
 out:
        return;
 }
@@ -2101,14 +2102,23 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, void *priv_sta,
        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
        struct iwl_lq_sta *lq_sta = priv_sta;
        int rate_idx;
+       u64 mask_bit = 0;
 
        IWL_DEBUG_RATE_LIMIT("rate scale calculate new rate for skb\n");
 
+       if (sta)
+               mask_bit = sta->supp_rates[sband->band];
+
        /* Send management frames and broadcast/multicast data using lowest
         * rate. */
        if (!ieee80211_is_data(hdr->frame_control) ||
            is_multicast_ether_addr(hdr->addr1) || !sta || !lq_sta) {
-               info->control.rates[0].idx = rate_lowest_index(sband, sta);
+               if (!mask_bit)
+                       info->control.rates[0].idx =
+                                       rate_lowest_index(sband, NULL);
+               else
+                       info->control.rates[0].idx =
+                                       rate_lowest_index(sband, sta);
                return;
        }