Just three fixes:

* fix a memory leak in an error path
  * fix TXQs in interface teardown
  * free fraglist if we used it internally
    before returning SKB
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Merge tag 'mac80211-for-davem-2018-12-19' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

Johannes Berg says:

====================
Just three fixes:
 * fix a memory leak in an error path
 * fix TXQs in interface teardown
 * free fraglist if we used it internally
   before returning SKB
====================

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

net/mac80211/iface.c

@@ -7,6 +7,7 @@
  * Copyright 2008, Johannes Berg <johannes@sipsolutions.net>
  * Copyright 2013-2014  Intel Mobile Communications GmbH
  * Copyright (c) 2016        Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -1951,6 +1952,8 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local)
 	WARN(local->open_count, "%s: open count remains %d\n",
 	     wiphy_name(local->hw.wiphy), local->open_count);
 
+	ieee80211_txq_teardown_flows(local);
+
 	mutex_lock(&local->iflist_mtx);
 	list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {
 		list_del(&sdata->list);

net/mac80211/main.c

@@ -1262,7 +1262,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw)
 	rtnl_unlock();
 	ieee80211_led_exit(local);
 	ieee80211_wep_free(local);
-	ieee80211_txq_teardown_flows(local);
  fail_flows:
 	destroy_workqueue(local->workqueue);
  fail_workqueue:
@@ -1288,7 +1287,6 @@ void ieee80211_unregister_hw(struct ieee80211_hw *hw)
 #if IS_ENABLED(CONFIG_IPV6)
 	unregister_inet6addr_notifier(&local->ifa6_notifier);
 #endif
-	ieee80211_txq_teardown_flows(local);
 
 	rtnl_lock();
 

net/mac80211/status.c

@@ -556,6 +556,11 @@ static void ieee80211_report_used_skb(struct ieee80211_local *local,
 	}
 
 	ieee80211_led_tx(local);
+
+	if (skb_has_frag_list(skb)) {
+		kfree_skb_list(skb_shinfo(skb)->frag_list);
+		skb_shinfo(skb)->frag_list = NULL;
+	}
 }
 
 /*

net/wireless/nl80211.c

@@ -8930,8 +8930,10 @@ static int nl80211_join_ibss(struct sk_buff *skb, struct genl_info *info)
 	if (info->attrs[NL80211_ATTR_CONTROL_PORT_OVER_NL80211]) {
 		int r = validate_pae_over_nl80211(rdev, info);
 
-		if (r < 0)
+		if (r < 0) {
+			kzfree(connkeys);
 			return r;
+		}
 
 		ibss.control_port_over_nl80211 = true;
 	}