1 files changed, 31 insertions, 21 deletions

diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 6ef0990d3d29..a8fbedd530f4 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -44,13 +44,13 @@
 
 static void ieee80211_iface_work(struct wiphy *wiphy, struct wiphy_work *work);
 
-bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata)
+bool __ieee80211_recalc_txpower(struct ieee80211_link_data *link)
 {
 	struct ieee80211_chanctx_conf *chanctx_conf;
 	int power;
 
 	rcu_read_lock();
-	chanctx_conf = rcu_dereference(sdata->vif.bss_conf.chanctx_conf);
+	chanctx_conf = rcu_dereference(link->conf->chanctx_conf);
 	if (!chanctx_conf) {
 		rcu_read_unlock();
 		return false;
@@ -59,27 +59,26 @@ bool __ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata)
 	power = ieee80211_chandef_max_power(&chanctx_conf->def);
 	rcu_read_unlock();
 
-	if (sdata->deflink.user_power_level != IEEE80211_UNSET_POWER_LEVEL)
-		power = min(power, sdata->deflink.user_power_level);
+	if (link->user_power_level != IEEE80211_UNSET_POWER_LEVEL)
+		power = min(power, link->user_power_level);
 
-	if (sdata->deflink.ap_power_level != IEEE80211_UNSET_POWER_LEVEL)
-		power = min(power, sdata->deflink.ap_power_level);
+	if (link->ap_power_level != IEEE80211_UNSET_POWER_LEVEL)
+		power = min(power, link->ap_power_level);
 
-	if (power != sdata->vif.bss_conf.txpower) {
-		sdata->vif.bss_conf.txpower = power;
-		ieee80211_hw_config(sdata->local, 0);
+	if (power != link->conf->txpower) {
+		link->conf->txpower = power;
 		return true;
 	}
 
 	return false;
 }
 
-void ieee80211_recalc_txpower(struct ieee80211_sub_if_data *sdata,
+void ieee80211_recalc_txpower(struct ieee80211_link_data *link,
 			      bool update_bss)
 {
-	if (__ieee80211_recalc_txpower(sdata) ||
-	    (update_bss && ieee80211_sdata_running(sdata)))
-		ieee80211_link_info_change_notify(sdata, &sdata->deflink,
+	if (__ieee80211_recalc_txpower(link) ||
+	    (update_bss && ieee80211_sdata_running(link->sdata)))
+		ieee80211_link_info_change_notify(link->sdata, link,
 						  BSS_CHANGED_TXPOWER);
 }
 
@@ -279,8 +278,13 @@ static int _ieee80211_change_mac(struct ieee80211_sub_if_data *sdata,
 	ret = eth_mac_addr(sdata->dev, sa);
 
 	if (ret == 0) {
-		memcpy(sdata->vif.addr, sa->sa_data, ETH_ALEN);
-		ether_addr_copy(sdata->vif.bss_conf.addr, sdata->vif.addr);
+		if (check_dup) {
+			memcpy(sdata->vif.addr, sa->sa_data, ETH_ALEN);
+			ether_addr_copy(sdata->vif.bss_conf.addr, sdata->vif.addr);
+		} else {
+			memset(sdata->vif.addr, 0, ETH_ALEN);
+			memset(sdata->vif.bss_conf.addr, 0, ETH_ALEN);
+		}
 	}
 
 	/* Regardless of eth_mac_addr() return we still want to add the
@@ -699,9 +703,11 @@ static void ieee80211_do_stop(struct ieee80211_sub_if_data *sdata, bool going_do
 		ieee80211_recalc_idle(local);
 		ieee80211_recalc_offload(local);
 
-		if (!(sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE))
+		if (!(sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE) &&
+		    !ieee80211_hw_check(&local->hw, NO_VIRTUAL_MONITOR))
 			break;
 
+		ieee80211_link_release_channel(&sdata->deflink);
 		fallthrough;
 	default:
 		if (!going_down)
@@ -1087,6 +1093,8 @@ void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata,
 	ADJUST(CONTROL, control);
 	ADJUST(CONTROL, pspoll);
 	ADJUST(OTHER_BSS, other_bss);
+	if (!(flags & MONITOR_FLAG_SKIP_TX))
+		local->tx_mntrs += offset;
 
 #undef ADJUST
 }
@@ -1131,7 +1139,8 @@ int ieee80211_add_virtual_monitor(struct ieee80211_local *local)
 	ASSERT_RTNL();
 	lockdep_assert_wiphy(local->hw.wiphy);
 
-	if (local->monitor_sdata)
+	if (local->monitor_sdata ||
+	    ieee80211_hw_check(&local->hw, NO_VIRTUAL_MONITOR))
 		return 0;
 
 	sdata = kzalloc(sizeof(*sdata) + local->hw.vif_data_size, GFP_KERNEL);
@@ -1193,6 +1202,9 @@ void ieee80211_del_virtual_monitor(struct ieee80211_local *local)
 {
 	struct ieee80211_sub_if_data *sdata;
 
+	if (ieee80211_hw_check(&local->hw, NO_VIRTUAL_MONITOR))
+		return;
+
 	ASSERT_RTNL();
 	lockdep_assert_wiphy(local->hw.wiphy);
 
@@ -1328,7 +1340,8 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
 			break;
 		}
 
-		if (sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE) {
+		if ((sdata->u.mntr.flags & MONITOR_FLAG_ACTIVE) ||
+		    ieee80211_hw_check(&local->hw, NO_VIRTUAL_MONITOR)) {
 			res = drv_add_interface(local, sdata);
 			if (res)
 				goto err_stop;
@@ -2176,9 +2189,6 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
 
 	ieee80211_set_default_queues(sdata);
 
-	sdata->deflink.ap_power_level = IEEE80211_UNSET_POWER_LEVEL;
-	sdata->deflink.user_power_level = local->user_power_level;
-
 	/* setup type-dependent data */
 	ieee80211_setup_sdata(sdata, type);