wifi: mac80211: move link activation work to wiphy work

We want to have the wiphy locked for these as well,
so move it to be a wiphy work.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

net/mac80211/ieee80211_i.h

@@ -1112,7 +1112,7 @@ struct ieee80211_sub_if_data {
 	struct ieee80211_link_data __rcu *link[IEEE80211_MLD_MAX_NUM_LINKS];
 
 	/* for ieee80211_set_active_links_async() */
-	struct work_struct activate_links_work;
+	struct wiphy_work activate_links_work;
 	u16 desired_active_links;
 
 #ifdef CONFIG_MAC80211_DEBUGFS

net/mac80211/iface.c

@@ -749,9 +749,9 @@ static int ieee80211_stop(struct net_device *dev)
 		ieee80211_stop_mbssid(sdata);
 	}
 
-	cancel_work_sync(&sdata->activate_links_work);
-
 	wiphy_lock(sdata->local->hw.wiphy);
+	wiphy_work_cancel(sdata->local->hw.wiphy, &sdata->activate_links_work);
+
 	ieee80211_do_stop(sdata, true);
 	wiphy_unlock(sdata->local->hw.wiphy);
 
@@ -1691,7 +1691,8 @@ static void ieee80211_iface_work(struct wiphy *wiphy, struct wiphy_work *work)
 	}
 }
 
-static void ieee80211_activate_links_work(struct work_struct *work)
+static void ieee80211_activate_links_work(struct wiphy *wiphy,
+					  struct wiphy_work *work)
 {
 	struct ieee80211_sub_if_data *sdata =
 		container_of(work, struct ieee80211_sub_if_data,
@@ -1736,7 +1737,8 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
 	skb_queue_head_init(&sdata->skb_queue);
 	skb_queue_head_init(&sdata->status_queue);
 	wiphy_work_init(&sdata->work, ieee80211_iface_work);
-	INIT_WORK(&sdata->activate_links_work, ieee80211_activate_links_work);
+	wiphy_work_init(&sdata->activate_links_work,
+			ieee80211_activate_links_work);
 
 	switch (type) {
 	case NL80211_IFTYPE_P2P_GO:

net/mac80211/link.c

@@ -512,6 +512,6 @@ void ieee80211_set_active_links_async(struct ieee80211_vif *vif,
 		return;
 
 	sdata->desired_active_links = active_links;
-	schedule_work(&sdata->activate_links_work);
+	wiphy_work_queue(sdata->local->hw.wiphy, &sdata->activate_links_work);
 }
 EXPORT_SYMBOL_GPL(ieee80211_set_active_links_async);