Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Minor line offset auto-merges.

Signed-off-by: David S. Miller <davem@davemloft.net>

8 files changed, 35 insertions, 9 deletions

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5eab1325a0f..76690020d60 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -2613,6 +2613,9 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
 		else
 			local->probe_req_reg--;
 
+		if (!local->open_count)
+			break;
+
 		ieee80211_queue_work(&local->hw, &local->reconfig_filter);
 		break;
 	default:
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 3026519b236..32e47853f32 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1377,6 +1377,8 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
 					 struct net_device *dev);
 netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 				       struct net_device *dev);
+void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
+			      struct sk_buff_head *skbs);
 
 /* HT */
 void ieee80211_apply_htcap_overrides(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index fd8345c2005..d6e43b08d62 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -920,8 +920,10 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
 				local->hw.wiphy->cipher_suites,
 				sizeof(u32) * local->hw.wiphy->n_cipher_suites,
 				GFP_KERNEL);
-			if (!suites)
-				return -ENOMEM;
+			if (!suites) {
+				result = -ENOMEM;
+				goto fail_wiphy_register;
+			}
 			for (r = 0; r < local->hw.wiphy->n_cipher_suites; r++) {
 				u32 suite = local->hw.wiphy->cipher_suites[r];
 				if (suite == WLAN_CIPHER_SUITE_WEP40 ||
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 13d23299e69..8e9bb168b73 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -934,7 +934,7 @@ int ieee80211_request_sched_scan_start(struct ieee80211_sub_if_data *sdata,
 				       struct cfg80211_sched_scan_request *req)
 {
 	struct ieee80211_local *local = sdata->local;
-	struct ieee80211_sched_scan_ies sched_scan_ies;
+	struct ieee80211_sched_scan_ies sched_scan_ies = {};
 	int ret, i;
 
 	mutex_lock(&local->mtx);
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index f7bb54f9ab7..e9d57689c05 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -122,8 +122,8 @@ static void free_sta_work(struct work_struct *wk)
 
 	for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
 		local->total_ps_buffered -= skb_queue_len(&sta->ps_tx_buf[ac]);
-		__skb_queue_purge(&sta->ps_tx_buf[ac]);
-		__skb_queue_purge(&sta->tx_filtered[ac]);
+		ieee80211_purge_tx_queue(&local->hw, &sta->ps_tx_buf[ac]);
+		ieee80211_purge_tx_queue(&local->hw, &sta->tx_filtered[ac]);
 	}
 
 #ifdef CONFIG_MAC80211_MESH
@@ -146,7 +146,7 @@ static void free_sta_work(struct work_struct *wk)
 		tid_tx = rcu_dereference_raw(sta->ampdu_mlme.tid_tx[i]);
 		if (!tid_tx)
 			continue;
-		__skb_queue_purge(&tid_tx->pending);
+		ieee80211_purge_tx_queue(&local->hw, &tid_tx->pending);
 		kfree(tid_tx);
 	}
 
@@ -982,6 +982,7 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
 	struct ieee80211_local *local = sdata->local;
 	struct sk_buff_head pending;
 	int filtered = 0, buffered = 0, ac;
+	unsigned long flags;
 
 	clear_sta_flag(sta, WLAN_STA_SP);
 
@@ -997,12 +998,16 @@ void ieee80211_sta_ps_deliver_wakeup(struct sta_info *sta)
 	for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
 		int count = skb_queue_len(&pending), tmp;
 
+		spin_lock_irqsave(&sta->tx_filtered[ac].lock, flags);
 		skb_queue_splice_tail_init(&sta->tx_filtered[ac], &pending);
+		spin_unlock_irqrestore(&sta->tx_filtered[ac].lock, flags);
 		tmp = skb_queue_len(&pending);
 		filtered += tmp - count;
 		count = tmp;
 
+		spin_lock_irqsave(&sta->ps_tx_buf[ac].lock, flags);
 		skb_queue_splice_tail_init(&sta->ps_tx_buf[ac], &pending);
+		spin_unlock_irqrestore(&sta->ps_tx_buf[ac].lock, flags);
 		tmp = skb_queue_len(&pending);
 		buffered += tmp - count;
 	}
diff --git a/net/mac80211/status.c b/net/mac80211/status.c
index 21fa5c72ea1..248247877eb 100644
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -669,3 +669,12 @@ void ieee80211_free_txskb(struct ieee80211_hw *hw, struct sk_buff *skb)
 	dev_kfree_skb_any(skb);
 }
 EXPORT_SYMBOL(ieee80211_free_txskb);
+
+void ieee80211_purge_tx_queue(struct ieee80211_hw *hw,
+			      struct sk_buff_head *skbs)
+{
+	struct sk_buff *skb;
+
+	while ((skb = __skb_dequeue(skbs)))
+		ieee80211_free_txskb(hw, skb);
+}
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 065f81cb561..6f1981816dc 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1361,7 +1361,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx)
 		if (tx->skb)
 			ieee80211_free_txskb(&tx->local->hw, tx->skb);
 		else
-			__skb_queue_purge(&tx->skbs);
+			ieee80211_purge_tx_queue(&tx->local->hw, &tx->skbs);
 		return -1;
 	} else if (unlikely(res == TX_QUEUED)) {
 		I802_DEBUG_INC(tx->local->tx_handlers_queued);
@@ -2160,10 +2160,13 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
  */
 void ieee80211_clear_tx_pending(struct ieee80211_local *local)
 {
+	struct sk_buff *skb;
 	int i;
 
-	for (i = 0; i < local->hw.queues; i++)
-		skb_queue_purge(&local->pending[i]);
+	for (i = 0; i < local->hw.queues; i++) {
+		while ((skb = skb_dequeue(&local->pending[i])) != NULL)
+			ieee80211_free_txskb(&local->hw, skb);
+	}
 }
 
 /*
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 9556391b05d..acbb8c9bae2 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1534,6 +1534,8 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 		list_for_each_entry(sdata, &local->interfaces, list) {
 			if (sdata->vif.type != NL80211_IFTYPE_STATION)
 				continue;
+			if (!sdata->u.mgd.associated)
+				continue;
 
 			ieee80211_send_nullfunc(local, sdata, 0);
 		}