--- zzzz-none-000/linux-4.9.276/net/wireless/core.h	2021-07-20 14:21:16.000000000 +0000
+++ falcon-5530-750/linux-4.9.276/net/wireless/core.h	2023-04-05 08:19:02.000000000 +0000
@@ -18,6 +18,7 @@
 
 
 #define WIPHY_IDX_INVALID	-1
+#define IEEE80211_SCAN_RESULT_EXPIRE (30 * HZ)
 
 struct cfg80211_registered_device {
 	const struct cfg80211_ops *ops;
@@ -75,6 +76,7 @@
 	struct cfg80211_scan_request *scan_req; /* protected by RTNL */
 	struct sk_buff *scan_msg;
 	struct cfg80211_sched_scan_request __rcu *sched_scan_req;
+	u32 scan_expire_time;
 	unsigned long suspend_at;
 	struct work_struct scan_done_wk;
 	struct work_struct sched_scan_results_wk;
@@ -493,6 +495,8 @@
 void cfg80211_stop_nan(struct cfg80211_registered_device *rdev,
 		       struct wireless_dev *wdev);
 
+int cfg80211_chandef_get_width(const struct cfg80211_chan_def *c);
+
 #define CFG80211_MAX_NUM_DIFFERENT_CHANNELS 10
 
 #ifdef CONFIG_CFG80211_DEVELOPER_WARNINGS