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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c22
1 files changed, 20 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 2cd02278d4d4..260eed45b6d2 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1185,6 +1185,7 @@ static void sta_ps_start(struct sta_info *sta)
struct ieee80211_sub_if_data *sdata = sta->sdata;
struct ieee80211_local *local = sdata->local;
struct ps_data *ps;
+ int tid;
if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
@@ -1198,6 +1199,18 @@ static void sta_ps_start(struct sta_info *sta)
drv_sta_notify(local, sdata, STA_NOTIFY_SLEEP, &sta->sta);
ps_dbg(sdata, "STA %pM aid %d enters power save mode\n",
sta->sta.addr, sta->sta.aid);
+
+ if (!sta->sta.txq[0])
+ return;
+
+ for (tid = 0; tid < ARRAY_SIZE(sta->sta.txq); tid++) {
+ struct txq_info *txqi = to_txq_info(sta->sta.txq[tid]);
+
+ if (!skb_queue_len(&txqi->queue))
+ set_bit(tid, &sta->txq_buffered_tids);
+ else
+ clear_bit(tid, &sta->txq_buffered_tids);
+ }
}
static void sta_ps_end(struct sta_info *sta)
@@ -3424,7 +3437,8 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
__le16 fc;
struct ieee80211_rx_data rx;
struct ieee80211_sub_if_data *prev;
- struct sta_info *sta, *tmp, *prev_sta;
+ struct sta_info *sta, *prev_sta;
+ struct rhash_head *tmp;
int err = 0;
fc = ((struct ieee80211_hdr *)skb->data)->frame_control;
@@ -3459,9 +3473,13 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
ieee80211_scan_rx(local, skb);
if (ieee80211_is_data(fc)) {
+ const struct bucket_table *tbl;
+
prev_sta = NULL;
- for_each_sta_info(local, hdr->addr2, sta, tmp) {
+ tbl = rht_dereference_rcu(local->sta_hash.tbl, &local->sta_hash);
+
+ for_each_sta_info(local, tbl, hdr->addr2, sta, tmp) {
if (!prev_sta) {
prev_sta = sta;
continue;