116 static void bss_free(struct cfg80211_internal_bss *bss)  in bss_free()  argument
120 	if (WARN_ON(atomic_read(&bss->hold)))  in bss_free()
123 	ies = (void *)rcu_access_pointer(bss->pub.beacon_ies);  in bss_free()
124 	if (ies && !bss->pub.hidden_beacon_bss)  in bss_free()
126 	ies = (void *)rcu_access_pointer(bss->pub.proberesp_ies);  in bss_free()
134 	if (!list_empty(&bss->hidden_list))  in bss_free()
135 		list_del(&bss->hidden_list);  in bss_free()
137 	kfree(bss);  in bss_free()
141 			       struct cfg80211_internal_bss *bss)  in bss_ref_get()  argument
145 	bss->refcount++;  in bss_ref_get()
146 	if (bss->pub.hidden_beacon_bss) {  in bss_ref_get()
147 		bss = container_of(bss->pub.hidden_beacon_bss,  in bss_ref_get()
150 		bss->refcount++;  in bss_ref_get()
152 	if (bss->pub.transmitted_bss) {  in bss_ref_get()
153 		bss = container_of(bss->pub.transmitted_bss,  in bss_ref_get()
156 		bss->refcount++;  in bss_ref_get()
161 			       struct cfg80211_internal_bss *bss)  in bss_ref_put()  argument
165 	if (bss->pub.hidden_beacon_bss) {  in bss_ref_put()
167 		hbss = container_of(bss->pub.hidden_beacon_bss,  in bss_ref_put()
175 	if (bss->pub.transmitted_bss) {  in bss_ref_put()
178 		tbss = container_of(bss->pub.transmitted_bss,  in bss_ref_put()
186 	bss->refcount--;  in bss_ref_put()
187 	if (bss->refcount == 0)  in bss_ref_put()
188 		bss_free(bss);  in bss_ref_put()
192 				  struct cfg80211_internal_bss *bss)  in __cfg80211_unlink_bss()  argument
196 	if (!list_empty(&bss->hidden_list)) {  in __cfg80211_unlink_bss()
201 		if (!bss->pub.hidden_beacon_bss)  in __cfg80211_unlink_bss()
207 		list_del_init(&bss->hidden_list);  in __cfg80211_unlink_bss()
210 	list_del_init(&bss->list);  in __cfg80211_unlink_bss()
211 	list_del_init(&bss->pub.nontrans_list);  in __cfg80211_unlink_bss()
212 	rb_erase(&bss->rbn, &rdev->bss_tree);  in __cfg80211_unlink_bss()
217 	bss_ref_put(rdev, bss);  in __cfg80211_unlink_bss()
411 	struct cfg80211_bss *bss = NULL;  in cfg80211_add_nontrans_list()  local
424 	list_for_each_entry(bss, &trans_bss->nontrans_list, nontrans_list) {  in cfg80211_add_nontrans_list()
425 		if (is_bss(bss, nontrans_bss->bssid, ssid, ssid_len))  in cfg80211_add_nontrans_list()
437 	struct cfg80211_internal_bss *bss, *tmp;  in __cfg80211_bss_expire()  local
442 	list_for_each_entry_safe(bss, tmp, &rdev->bss_list, list) {  in __cfg80211_bss_expire()
443 		if (atomic_read(&bss->hold))  in __cfg80211_bss_expire()
445 		if (!time_after(expire_time, bss->ts))  in __cfg80211_bss_expire()
448 		if (__cfg80211_unlink_bss(rdev, bss))  in __cfg80211_bss_expire()
458 	struct cfg80211_internal_bss *bss, *oldest = NULL;  in cfg80211_bss_expire_oldest()  local
463 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_bss_expire_oldest()
464 		if (atomic_read(&bss->hold))  in cfg80211_bss_expire_oldest()
467 		if (!list_empty(&bss->hidden_list) &&  in cfg80211_bss_expire_oldest()
468 		    !bss->pub.hidden_beacon_bss)  in cfg80211_bss_expire_oldest()
471 		if (oldest && time_before(oldest->ts, bss->ts))  in cfg80211_bss_expire_oldest()
473 		oldest = bss;  in cfg80211_bss_expire_oldest()
1188 	struct cfg80211_internal_bss *bss;  in cfg80211_bss_age()  local
1192 	list_for_each_entry(bss, &rdev->bss_list, list)  in cfg80211_bss_age()
1193 		bss->ts -= age_jiffies;  in cfg80211_bss_age()
1417 	struct cfg80211_internal_bss *bss, *res = NULL;  in cfg80211_get_bss()  local
1426 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_get_bss()
1427 		if (!cfg80211_bss_type_match(bss->pub.capability,  in cfg80211_get_bss()
1428 					     bss->pub.channel->band, bss_type))  in cfg80211_get_bss()
1431 		bss_privacy = (bss->pub.capability & WLAN_CAPABILITY_PRIVACY);  in cfg80211_get_bss()
1435 		if (channel && bss->pub.channel != channel)  in cfg80211_get_bss()
1437 		if (!is_valid_ether_addr(bss->pub.bssid))  in cfg80211_get_bss()
1440 		if (time_after(now, bss->ts + IEEE80211_SCAN_RESULT_EXPIRE) &&  in cfg80211_get_bss()
1441 		    !atomic_read(&bss->hold))  in cfg80211_get_bss()
1443 		if (is_bss(&bss->pub, bssid, ssid, ssid_len)) {  in cfg80211_get_bss()
1444 			res = bss;  in cfg80211_get_bss()
1459 			  struct cfg80211_internal_bss *bss)  in rb_insert_bss()  argument
1470 		cmp = cmp_bss(&bss->pub, &tbss->pub, BSS_CMP_REGULAR);  in rb_insert_bss()
1483 	rb_link_node(&bss->rbn, parent, p);  in rb_insert_bss()
1484 	rb_insert_color(&bss->rbn, &rdev->bss_tree);  in rb_insert_bss()
1493 	struct cfg80211_internal_bss *bss;  in rb_find_bss()  local
1497 		bss = rb_entry(n, struct cfg80211_internal_bss, rbn);  in rb_find_bss()
1498 		r = cmp_bss(&res->pub, &bss->pub, mode);  in rb_find_bss()
1501 			return bss;  in rb_find_bss()
1515 	struct cfg80211_internal_bss *bss;  in cfg80211_combine_bsses()  local
1542 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_combine_bsses()
1549 		if (!ether_addr_equal(bss->pub.bssid, new->pub.bssid))  in cfg80211_combine_bsses()
1551 		if (bss->pub.channel != new->pub.channel)  in cfg80211_combine_bsses()
1553 		if (bss->pub.scan_width != new->pub.scan_width)  in cfg80211_combine_bsses()
1555 		if (rcu_access_pointer(bss->pub.beacon_ies))  in cfg80211_combine_bsses()
1557 		ies = rcu_access_pointer(bss->pub.ies);  in cfg80211_combine_bsses()
1565 		if (WARN_ON_ONCE(bss->pub.hidden_beacon_bss))  in cfg80211_combine_bsses()
1567 		if (WARN_ON_ONCE(!list_empty(&bss->hidden_list)))  in cfg80211_combine_bsses()
1568 			list_del(&bss->hidden_list);  in cfg80211_combine_bsses()
1570 		list_add(&bss->hidden_list, &new->hidden_list);  in cfg80211_combine_bsses()
1571 		bss->pub.hidden_beacon_bss = &new->pub;  in cfg80211_combine_bsses()
1572 		new->refcount += bss->refcount;  in cfg80211_combine_bsses()
1573 		rcu_assign_pointer(bss->pub.beacon_ies,  in cfg80211_combine_bsses()
1613 		struct cfg80211_internal_bss *bss;  in cfg80211_update_known_bss()  local
1642 		list_for_each_entry(bss, &known->hidden_list, hidden_list) {  in cfg80211_update_known_bss()
1645 			ies = rcu_access_pointer(bss->pub.beacon_ies);  in cfg80211_update_known_bss()
1648 			rcu_assign_pointer(bss->pub.beacon_ies,  in cfg80211_update_known_bss()
2061 	struct cfg80211_bss *bss;  in cfg80211_parse_mbssid_data()  local
2142 			bss = cfg80211_inform_single_bss_data(wiphy, data,  in cfg80211_parse_mbssid_data()
2151 			if (!bss)  in cfg80211_parse_mbssid_data()
2153 			cfg80211_put_bss(wiphy, bss);  in cfg80211_parse_mbssid_data()
2473 	struct cfg80211_internal_bss *bss;  in cfg80211_ref_bss()  local
2478 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_ref_bss()
2481 	bss_ref_get(rdev, bss);  in cfg80211_ref_bss()
2489 	struct cfg80211_internal_bss *bss;  in cfg80211_put_bss()  local
2494 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_put_bss()
2497 	bss_ref_put(rdev, bss);  in cfg80211_put_bss()
2505 	struct cfg80211_internal_bss *bss, *tmp1;  in cfg80211_unlink_bss()  local
2511 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_unlink_bss()
2514 	if (list_empty(&bss->list))  in cfg80211_unlink_bss()
2526 	if (__cfg80211_unlink_bss(rdev, bss))  in cfg80211_unlink_bss()
2536 				    struct cfg80211_bss *bss,  in cfg80211_bss_iter()  argument
2541 	struct cfg80211_internal_bss *bss;  in cfg80211_bss_iter()  local
2545 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_bss_iter()
2546 		if (!chandef || cfg80211_is_sub_chan(chandef, bss->pub.channel))  in cfg80211_bss_iter()
2547 			iter(wiphy, &bss->pub, iter_data);  in cfg80211_bss_iter()
2561 	struct cfg80211_internal_bss *bss;  in cfg80211_update_assoc_bss_entry()  local
2582 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_update_assoc_bss_entry()
2583 		if (!cfg80211_bss_type_match(bss->pub.capability,  in cfg80211_update_assoc_bss_entry()
2584 					     bss->pub.channel->band,  in cfg80211_update_assoc_bss_entry()
2588 		if (bss == cbss)  in cfg80211_update_assoc_bss_entry()
2591 		if (!cmp_bss(&bss->pub, &cbss->pub, BSS_CMP_REGULAR)) {  in cfg80211_update_assoc_bss_entry()
2592 			new = bss;  in cfg80211_update_assoc_bss_entry()
2607 			bss = container_of(nontrans_bss,  in cfg80211_update_assoc_bss_entry()
2609 			if (__cfg80211_unlink_bss(rdev, bss))  in cfg80211_update_assoc_bss_entry()
2625 		bss = container_of(nontrans_bss,  in cfg80211_update_assoc_bss_entry()
2627 		bss->pub.channel = chan;  in cfg80211_update_assoc_bss_entry()
2628 		rb_erase(&bss->rbn, &rdev->bss_tree);  in cfg80211_update_assoc_bss_entry()
2629 		rb_insert_bss(rdev, bss);  in cfg80211_update_assoc_bss_entry()
2842 	      struct cfg80211_internal_bss *bss, char *current_ev,  in ieee80211_bss()  argument
2856 	memcpy(iwe.u.ap_addr.sa_data, bss->pub.bssid, ETH_ALEN);  in ieee80211_bss()
2864 	iwe.u.freq.m = ieee80211_frequency_to_channel(bss->pub.channel->center_freq);  in ieee80211_bss()
2873 	iwe.u.freq.m = bss->pub.channel->center_freq;  in ieee80211_bss()
2888 			sig = bss->pub.signal / 100;  in ieee80211_bss()
2899 			iwe.u.qual.level = bss->pub.signal;  in ieee80211_bss()
2901 			iwe.u.qual.qual = bss->pub.signal;  in ieee80211_bss()
2916 	if (bss->pub.capability & WLAN_CAPABILITY_PRIVACY)  in ieee80211_bss()
2927 	ies = rcu_dereference(bss->pub.ies);  in ieee80211_bss()
3057 	if (bss->pub.capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS) ||  in ieee80211_bss()
3063 		else if (bss->pub.capability & WLAN_CAPABILITY_ESS)  in ieee80211_bss()
3085 		elapsed_jiffies_msecs(bss->ts));  in ieee80211_bss()
3106 	struct cfg80211_internal_bss *bss;  in ieee80211_scan_results()  local
3112 	list_for_each_entry(bss, &rdev->bss_list, list) {  in ieee80211_scan_results()
3117 		current_ev = ieee80211_bss(&rdev->wiphy, info, bss,  in ieee80211_scan_results()