3 files changed, 21 insertions, 0 deletions
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 7be25b9ae36ed4..9a420d627d3ce0 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -1380,6 +1380,7 @@ void cfg80211_leave(struct cfg80211_registered_device *rdev,
 
 	cfg80211_pmsr_wdev_down(wdev);
 
+	cfg80211_stop_radar_detection(wdev);
 	cfg80211_stop_background_radar_detection(wdev);
 
 	switch (wdev->iftype) {
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 82f343663e8fad..63dcf315dba7cf 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -489,6 +489,7 @@ cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rde
 					  struct wireless_dev *wdev,
 					  struct cfg80211_chan_def *chandef);
 
+void cfg80211_stop_radar_detection(struct wireless_dev *wdev);
 void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev);
 
 void cfg80211_background_cac_done_wk(struct work_struct *work);
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 46394eb2086f6e..3fc175f9f86861 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -1295,6 +1295,25 @@ cfg80211_start_background_radar_detection(struct cfg80211_registered_device *rde
 	return 0;
 }
 
+void cfg80211_stop_radar_detection(struct wireless_dev *wdev)
+{
+	struct wiphy *wiphy = wdev->wiphy;
+	struct cfg80211_registered_device *rdev = wiphy_to_rdev(wiphy);
+	int link_id;
+
+	for_each_valid_link(wdev, link_id) {
+		struct cfg80211_chan_def chandef;
+
+		if (!wdev->links[link_id].cac_started)
+			continue;
+
+		chandef = *wdev_chandef(wdev, link_id);
+		rdev_end_cac(rdev, wdev->netdev, link_id);
+		nl80211_radar_notify(rdev, &chandef, NL80211_RADAR_CAC_ABORTED,
+				     wdev->netdev, GFP_KERNEL);
+	}
+}
+
 void cfg80211_stop_background_radar_detection(struct wireless_dev *wdev)
 {
 	struct wiphy *wiphy = wdev->wiphy;