---

yaml
---
r: 150427
b: refs/heads/master
c: 9cef873
h: refs/heads/master
i:
  150425: 7b9c51a
  150423: 984e484
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bbcf3f02771e069d0e113fe9bb62c27b671abf97
+refs/heads/master: 9cef873798dfcdc10ff40b02abf1de935ceeba85

trunk/net/mac80211/main.c

@@ -219,18 +219,26 @@ void ieee80211_bss_info_change_notify(struct ieee80211_sub_if_data *sdata,
 				      u32 changed)
 {
 	struct ieee80211_local *local = sdata->local;
+	static const u8 zero[ETH_ALEN] = { 0 };
 
 	if (!changed)
 		return;
 
-	if (sdata->vif.type == NL80211_IFTYPE_STATION)
-		sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid;
-	else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+	if (sdata->vif.type == NL80211_IFTYPE_STATION) {
+		/*
+		 * While not associated, claim a BSSID of all-zeroes
+		 * so that drivers don't do any weird things with the
+		 * BSSID at that time.
+		 */
+		if (sdata->vif.bss_conf.assoc)
+			sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid;
+		else
+			sdata->vif.bss_conf.bssid = zero;
+	} else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
 		sdata->vif.bss_conf.bssid = sdata->u.ibss.bssid;
 	else if (sdata->vif.type == NL80211_IFTYPE_AP)
 		sdata->vif.bss_conf.bssid = sdata->dev->dev_addr;
 	else if (ieee80211_vif_is_mesh(&sdata->vif)) {
-		static const u8 zero[ETH_ALEN] = { 0 };
 		sdata->vif.bss_conf.bssid = zero;
 	} else {
 		WARN_ON(1);

trunk/net/mac80211/mlme.c

@@ -977,6 +977,10 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
 	 * changed or not.
 	 */
 	bss_info_changed |= BSS_CHANGED_BASIC_RATES;
+
+	/* And the BSSID changed - we're associated now */
+	bss_info_changed |= BSS_CHANGED_BSSID;
+
 	ieee80211_bss_info_change_notify(sdata, bss_info_changed);
 
 	/* will be same as sdata */
@@ -1176,6 +1180,9 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata,
 	}
 
 	ieee80211_hw_config(local, config_changed);
+
+	/* And the BSSID changed -- not very interesting here */
+	changed |= BSS_CHANGED_BSSID;
 	ieee80211_bss_info_change_notify(sdata, changed);
 
 	rcu_read_lock();
@@ -2481,9 +2488,6 @@ int ieee80211_sta_set_bssid(struct ieee80211_sub_if_data *sdata, u8 *bssid)
 		ifmgd->flags &= ~IEEE80211_STA_BSSID_SET;
 	}
 
-	if (netif_running(sdata->dev))
-		ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID);
-
 	return ieee80211_sta_commit(sdata);
 }