mac80211: don't indicate probe resp change in IBSS mode

Due the a fall-through in the switch statement, the IBSS mode got a
report for AP_RPOBE_RESPONSE change on reconfig. Change this to an AP
only notification.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index c499a16..5f7c1c6 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1240,8 +1240,11 @@
 			changed |= BSS_CHANGED_IBSS;
 			/* fall through */
 		case NL80211_IFTYPE_AP:
-			changed |= BSS_CHANGED_SSID |
-				   BSS_CHANGED_AP_PROBE_RESP;
+			changed |= BSS_CHANGED_SSID;
+
+			if (sdata->vif.type == NL80211_IFTYPE_AP)
+				changed |= BSS_CHANGED_AP_PROBE_RESP;
+
 			/* fall through */
 		case NL80211_IFTYPE_MESH_POINT:
 			changed |= BSS_CHANGED_BEACON |