5 files changed, 15 insertions, 20 deletions

diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h
index cccc486ae3d0..0c07f94c5378 100644
--- a/net/mac80211/driver-ops.h
+++ b/net/mac80211/driver-ops.h
@@ -212,6 +212,8 @@ static inline void drv_bss_info_changed(struct ieee80211_local *local,
                      sdata->vif.type != NL80211_IFTYPE_AP &&
                      sdata->vif.type != NL80211_IFTYPE_ADHOC &&
                      sdata->vif.type != NL80211_IFTYPE_MESH_POINT);
+        WARN_ON_ONCE(sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE &&
+                     changed & ~BSS_CHANGED_IDLE);
 
         check_sdata_in_driver(sdata);
 
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 1ab7d8e57d39..06fac2991d40 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -1227,6 +1227,7 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
         case NL80211_IFTYPE_AP:
                 skb_queue_head_init(&sdata->u.ap.ps.bc_buf);
                 INIT_LIST_HEAD(&sdata->u.ap.vlans);
+                sdata->vif.bss_conf.bssid = sdata->vif.addr;
                 break;
         case NL80211_IFTYPE_P2P_CLIENT:
                 type = NL80211_IFTYPE_STATION;
@@ -1234,9 +1235,11 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
                 sdata->vif.p2p = true;
                 /* fall through */
         case NL80211_IFTYPE_STATION:
+                sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid;
                 ieee80211_sta_setup_sdata(sdata);
                 break;
         case NL80211_IFTYPE_ADHOC:
+                sdata->vif.bss_conf.bssid = sdata->u.ibss.bssid;
                 ieee80211_ibss_setup_sdata(sdata);
                 break;
         case NL80211_IFTYPE_MESH_POINT:
@@ -1250,8 +1253,12 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
                                       MONITOR_FLAG_OTHER_BSS;
                 break;
         case NL80211_IFTYPE_WDS:
+                sdata->vif.bss_conf.bssid = NULL;
+                break;
         case NL80211_IFTYPE_AP_VLAN:
+                break;
         case NL80211_IFTYPE_P2P_DEVICE:
+                sdata->vif.bss_conf.bssid = sdata->vif.addr;
                 break;
         case NL80211_IFTYPE_UNSPECIFIED:
         case NUM_NL80211_IFTYPES:
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index b719a16eabde..e6514f240fce 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -207,30 +207,10 @@ 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)
-                sdata->vif.bss_conf.bssid = sdata->u.ibss.bssid;
-        else if (sdata->vif.type == NL80211_IFTYPE_AP)
-                sdata->vif.bss_conf.bssid = sdata->vif.addr;
-        else if (sdata->vif.type == NL80211_IFTYPE_WDS)
-                sdata->vif.bss_conf.bssid = NULL;
-        else if (ieee80211_vif_is_mesh(&sdata->vif)) {
-                sdata->vif.bss_conf.bssid = zero;
-        } else if (sdata->vif.type == NL80211_IFTYPE_P2P_DEVICE) {
-                sdata->vif.bss_conf.bssid = sdata->vif.addr;
-                WARN_ONCE(changed & ~(BSS_CHANGED_IDLE),
-                          "P2P Device BSS changed %#x", changed);
-        } else {
-                WARN_ON(1);
-                return;
-        }
-
         drv_bss_info_changed(local, sdata, &sdata->vif.bss_conf, changed);
 }
 
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index fcfa7ef9af98..245885841c8d 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -810,6 +810,7 @@ void ieee80211_mesh_notify_scan_completed(struct ieee80211_local *local)
 void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
 {
         struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
+        static u8 zero_addr[ETH_ALEN] = {};
 
         setup_timer(&ifmsh->housekeeping_timer,
                     ieee80211_mesh_housekeeping_timer,
@@ -835,4 +836,6 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata)
         INIT_LIST_HEAD(&ifmsh->preq_queue.list);
         spin_lock_init(&ifmsh->mesh_preq_queue_lock);
         spin_lock_init(&ifmsh->sync_offset_lock);
+
+        sdata->vif.bss_conf.bssid = zero_addr;
 }
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 8a67d7e982f7..f81fd30581d9 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -121,6 +121,7 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
 
         /* remove all interfaces */
         list_for_each_entry(sdata, &local->interfaces, list) {
+                static u8 zero_addr[ETH_ALEN] = {};
                 u32 changed = 0;
 
                 if (!ieee80211_sdata_running(sdata))
@@ -152,6 +153,8 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
                 sdata->suspend_bss_conf = sdata->vif.bss_conf;
                 memset(&sdata->vif.bss_conf, 0, sizeof(sdata->vif.bss_conf));
                 sdata->vif.bss_conf.idle = true;
+                if (sdata->suspend_bss_conf.bssid)
+                        sdata->vif.bss_conf.bssid = zero_addr;
 
                 /* disable beaconing or remove association */
                 ieee80211_bss_info_change_notify(sdata, changed);