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path: root/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-rs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index f3f17929ca0b..27f50471aed8 100644
--- 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;
}