cfg80211: Parsing of Multiple BSSID information in scanning

This extends cfg80211 BSS table processing to be able to parse Multiple
BSSID element from Beacon and Probe Response frames and to update the
BSS profiles in internal database for non-transmitted BSSs.

Signed-off-by: Peng Xu <pxu@codeaurora.org>
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Author: Peng Xu

net/wireless/core.h

@@ -3,7 +3,7 @@
  * Wireless configuration interface internals.
  *
  * Copyright 2006-2010	Johannes Berg <johannes@sipsolutions.net>
- * Copyright (C) 2018 Intel Corporation
+ * Copyright (C) 2018-2019 Intel Corporation
  */
 #ifndef __NET_WIRELESS_CORE_H
 #define __NET_WIRELESS_CORE_H
@@ -152,6 +152,7 @@ extern int cfg80211_rdev_list_generation;
 struct cfg80211_internal_bss {
 	struct list_head list;
 	struct list_head hidden_list;
+	struct list_head nontrans_list;
 	struct rb_node rbn;
 	u64 ts_boottime;
 	unsigned long ts;