Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

5 files changed, 26 insertions, 3 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 493fa0c79005..3d254e10ff30 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -96,6 +96,7 @@ enum ieee80211_band {
  * 	is not permitted.
  * @IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel
  * 	is not permitted.
+ * @IEEE80211_CHAN_NO_OFDM: OFDM is not allowed on this channel.
  */
 enum ieee80211_channel_flags {
 	IEEE80211_CHAN_DISABLED		= 1<<0,
@@ -104,6 +105,7 @@ enum ieee80211_channel_flags {
 	IEEE80211_CHAN_RADAR		= 1<<3,
 	IEEE80211_CHAN_NO_HT40PLUS	= 1<<4,
 	IEEE80211_CHAN_NO_HT40MINUS	= 1<<5,
+	IEEE80211_CHAN_NO_OFDM		= 1<<6,
 };
 
 #define IEEE80211_CHAN_NO_HT40 \
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 6fac18c0423f..85572353a7e3 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -622,6 +622,7 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
 
 	del_timer_sync(&sdata->u.mesh.housekeeping_timer);
 	del_timer_sync(&sdata->u.mesh.mesh_path_root_timer);
+	del_timer_sync(&sdata->u.mesh.mesh_path_timer);
 	/*
 	 * If the timer fired while we waited for it, it will have
 	 * requeued the work. Now the work will be running again
@@ -634,6 +635,8 @@ void ieee80211_stop_mesh(struct ieee80211_sub_if_data *sdata)
 	local->fif_other_bss--;
 	atomic_dec(&local->iff_allmultis);
 	ieee80211_configure_filter(local);
+
+	sdata->u.mesh.timers_running = 0;
 }
 
 static void ieee80211_mesh_rx_bcn_presp(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index cef0c9e79aba..a4a5acdbaa4d 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1430,6 +1430,8 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
 	del_timer_sync(&sdata->u.mgd.bcn_mon_timer);
 	del_timer_sync(&sdata->u.mgd.timer);
 	del_timer_sync(&sdata->u.mgd.chswitch_timer);
+
+	sdata->u.mgd.timers_running = 0;
 }
 
 void ieee80211_sta_rx_notify(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index bcaee5d12839..839dd9737989 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -299,7 +299,7 @@ static void __ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted,
 	if (local->scan_req != local->int_scan_req)
 		cfg80211_scan_done(local->scan_req, aborted);
 	local->scan_req = NULL;
-	local->scan_sdata = NULL;
+	rcu_assign_pointer(local->scan_sdata, NULL);
 
 	local->scanning = 0;
 	local->scan_channel = NULL;
@@ -984,7 +984,6 @@ int ieee80211_request_sched_scan_stop(struct ieee80211_sub_if_data *sdata)
 			kfree(local->sched_scan_ies.ie[i]);
 
 		drv_sched_scan_stop(local, sdata);
-		rcu_assign_pointer(local->sched_scan_sdata, NULL);
 	}
 out:
 	mutex_unlock(&local->mtx);
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 2303ee73b50a..2ded3c7fad06 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -680,6 +680,8 @@ static u32 map_regdom_flags(u32 rd_flags)
 		channel_flags |= IEEE80211_CHAN_NO_IBSS;
 	if (rd_flags & NL80211_RRF_DFS)
 		channel_flags |= IEEE80211_CHAN_RADAR;
+	if (rd_flags & NL80211_RRF_NO_OFDM)
+		channel_flags |= IEEE80211_CHAN_NO_OFDM;
 	return channel_flags;
 }
 
@@ -901,7 +903,21 @@ static void handle_channel(struct wiphy *wiphy,
 	chan->max_antenna_gain = min(chan->orig_mag,
 		(int) MBI_TO_DBI(power_rule->max_antenna_gain));
 	chan->max_reg_power = (int) MBM_TO_DBM(power_rule->max_eirp);
-	chan->max_power = min(chan->max_power, chan->max_reg_power);
+	if (chan->orig_mpwr) {
+		/*
+		 * Devices that have their own custom regulatory domain
+		 * but also use WIPHY_FLAG_STRICT_REGULATORY will follow the
+		 * passed country IE power settings.
+		 */
+		if (initiator == NL80211_REGDOM_SET_BY_COUNTRY_IE &&
+		    wiphy->flags & WIPHY_FLAG_CUSTOM_REGULATORY &&
+		    wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY)
+			chan->max_power = chan->max_reg_power;
+		else
+			chan->max_power = min(chan->orig_mpwr,
+					      chan->max_reg_power);
+	} else
+		chan->max_power = chan->max_reg_power;
 }
 
 static void handle_band(struct wiphy *wiphy,
@@ -1885,6 +1901,7 @@ static void restore_custom_reg_settings(struct wiphy *wiphy)
 			chan->flags = chan->orig_flags;
 			chan->max_antenna_gain = chan->orig_mag;
 			chan->max_power = chan->orig_mpwr;
+			chan->beacon_found = false;
 		}
 	}
 }