76 static void bss_free(struct cfg80211_internal_bss *bss)  in bss_free()  argument
80 	if (WARN_ON(atomic_read(&bss->hold)))  in bss_free()
83 	ies = (void *)rcu_access_pointer(bss->pub.beacon_ies);  in bss_free()
84 	if (ies && !bss->pub.hidden_beacon_bss)  in bss_free()
86 	ies = (void *)rcu_access_pointer(bss->pub.proberesp_ies);  in bss_free()
94 	if (!list_empty(&bss->hidden_list))  in bss_free()
95 		list_del(&bss->hidden_list);  in bss_free()
97 	kfree(bss);  in bss_free()
101 			       struct cfg80211_internal_bss *bss)  in bss_ref_get()  argument
105 	bss->refcount++;  in bss_ref_get()
106 	if (bss->pub.hidden_beacon_bss) {  in bss_ref_get()
107 		bss = container_of(bss->pub.hidden_beacon_bss,  in bss_ref_get()
110 		bss->refcount++;  in bss_ref_get()
115 			       struct cfg80211_internal_bss *bss)  in bss_ref_put()  argument
119 	if (bss->pub.hidden_beacon_bss) {  in bss_ref_put()
121 		hbss = container_of(bss->pub.hidden_beacon_bss,  in bss_ref_put()
128 	bss->refcount--;  in bss_ref_put()
129 	if (bss->refcount == 0)  in bss_ref_put()
130 		bss_free(bss);  in bss_ref_put()
134 				  struct cfg80211_internal_bss *bss)  in __cfg80211_unlink_bss()  argument
138 	if (!list_empty(&bss->hidden_list)) {  in __cfg80211_unlink_bss()
143 		if (!bss->pub.hidden_beacon_bss)  in __cfg80211_unlink_bss()
149 		list_del_init(&bss->hidden_list);  in __cfg80211_unlink_bss()
152 	list_del_init(&bss->list);  in __cfg80211_unlink_bss()
153 	rb_erase(&bss->rbn, &rdev->bss_tree);  in __cfg80211_unlink_bss()
158 	bss_ref_put(rdev, bss);  in __cfg80211_unlink_bss()
165 	struct cfg80211_internal_bss *bss, *tmp;  in __cfg80211_bss_expire()  local
170 	list_for_each_entry_safe(bss, tmp, &rdev->bss_list, list) {  in __cfg80211_bss_expire()
171 		if (atomic_read(&bss->hold))  in __cfg80211_bss_expire()
173 		if (!time_after(expire_time, bss->ts))  in __cfg80211_bss_expire()
176 		if (__cfg80211_unlink_bss(rdev, bss))  in __cfg80211_bss_expire()
186 	struct cfg80211_internal_bss *bss, *oldest = NULL;  in cfg80211_bss_expire_oldest()  local
191 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_bss_expire_oldest()
192 		if (atomic_read(&bss->hold))  in cfg80211_bss_expire_oldest()
195 		if (!list_empty(&bss->hidden_list) &&  in cfg80211_bss_expire_oldest()
196 		    !bss->pub.hidden_beacon_bss)  in cfg80211_bss_expire_oldest()
199 		if (oldest && time_before(oldest->ts, bss->ts))  in cfg80211_bss_expire_oldest()
201 		oldest = bss;  in cfg80211_bss_expire_oldest()
469 	struct cfg80211_internal_bss *bss;  in cfg80211_bss_age()  local
473 	list_for_each_entry(bss, &rdev->bss_list, list)  in cfg80211_bss_age()
474 		bss->ts -= age_jiffies;  in cfg80211_bss_age()
718 	struct cfg80211_internal_bss *bss, *res = NULL;  in cfg80211_get_bss()  local
727 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_get_bss()
728 		if (!cfg80211_bss_type_match(bss->pub.capability,  in cfg80211_get_bss()
729 					     bss->pub.channel->band, bss_type))  in cfg80211_get_bss()
732 		bss_privacy = (bss->pub.capability & WLAN_CAPABILITY_PRIVACY);  in cfg80211_get_bss()
736 		if (channel && bss->pub.channel != channel)  in cfg80211_get_bss()
738 		if (!is_valid_ether_addr(bss->pub.bssid))  in cfg80211_get_bss()
741 		if (time_after(now, bss->ts + IEEE80211_SCAN_RESULT_EXPIRE) &&  in cfg80211_get_bss()
742 		    !atomic_read(&bss->hold))  in cfg80211_get_bss()
744 		if (is_bss(&bss->pub, bssid, ssid, ssid_len)) {  in cfg80211_get_bss()
745 			res = bss;  in cfg80211_get_bss()
760 			  struct cfg80211_internal_bss *bss)  in rb_insert_bss()  argument
771 		cmp = cmp_bss(&bss->pub, &tbss->pub, BSS_CMP_REGULAR);  in rb_insert_bss()
784 	rb_link_node(&bss->rbn, parent, p);  in rb_insert_bss()
785 	rb_insert_color(&bss->rbn, &rdev->bss_tree);  in rb_insert_bss()
794 	struct cfg80211_internal_bss *bss;  in rb_find_bss()  local
798 		bss = rb_entry(n, struct cfg80211_internal_bss, rbn);  in rb_find_bss()
799 		r = cmp_bss(&res->pub, &bss->pub, mode);  in rb_find_bss()
802 			return bss;  in rb_find_bss()
816 	struct cfg80211_internal_bss *bss;  in cfg80211_combine_bsses()  local
843 	list_for_each_entry(bss, &rdev->bss_list, list) {  in cfg80211_combine_bsses()
850 		if (!ether_addr_equal(bss->pub.bssid, new->pub.bssid))  in cfg80211_combine_bsses()
852 		if (bss->pub.channel != new->pub.channel)  in cfg80211_combine_bsses()
854 		if (bss->pub.scan_width != new->pub.scan_width)  in cfg80211_combine_bsses()
856 		if (rcu_access_pointer(bss->pub.beacon_ies))  in cfg80211_combine_bsses()
858 		ies = rcu_access_pointer(bss->pub.ies);  in cfg80211_combine_bsses()
866 		if (WARN_ON_ONCE(bss->pub.hidden_beacon_bss))  in cfg80211_combine_bsses()
868 		if (WARN_ON_ONCE(!list_empty(&bss->hidden_list)))  in cfg80211_combine_bsses()
869 			list_del(&bss->hidden_list);  in cfg80211_combine_bsses()
871 		list_add(&bss->hidden_list, &new->hidden_list);  in cfg80211_combine_bsses()
872 		bss->pub.hidden_beacon_bss = &new->pub;  in cfg80211_combine_bsses()
873 		new->refcount += bss->refcount;  in cfg80211_combine_bsses()
874 		rcu_assign_pointer(bss->pub.beacon_ies,  in cfg80211_combine_bsses()
924 			struct cfg80211_internal_bss *bss;  in cfg80211_bss_update()  local
957 			list_for_each_entry(bss, &found->hidden_list,  in cfg80211_bss_update()
961 				ies = rcu_access_pointer(bss->pub.beacon_ies);  in cfg80211_bss_update()
964 				rcu_assign_pointer(bss->pub.beacon_ies,  in cfg80211_bss_update()
1308 	struct cfg80211_internal_bss *bss;  in cfg80211_ref_bss()  local
1313 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_ref_bss()
1316 	bss_ref_get(rdev, bss);  in cfg80211_ref_bss()
1324 	struct cfg80211_internal_bss *bss;  in cfg80211_put_bss()  local
1329 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_put_bss()
1332 	bss_ref_put(rdev, bss);  in cfg80211_put_bss()
1340 	struct cfg80211_internal_bss *bss;  in cfg80211_unlink_bss()  local
1345 	bss = container_of(pub, struct cfg80211_internal_bss, pub);  in cfg80211_unlink_bss()
1348 	if (!list_empty(&bss->list)) {  in cfg80211_unlink_bss()
1349 		if (__cfg80211_unlink_bss(rdev, bss))  in cfg80211_unlink_bss()
1561 	      struct cfg80211_internal_bss *bss, char *current_ev,  in ieee80211_bss()  argument
1575 	memcpy(iwe.u.ap_addr.sa_data, bss->pub.bssid, ETH_ALEN);  in ieee80211_bss()
1583 	iwe.u.freq.m = ieee80211_frequency_to_channel(bss->pub.channel->center_freq);  in ieee80211_bss()
1592 	iwe.u.freq.m = bss->pub.channel->center_freq;  in ieee80211_bss()
1607 			sig = bss->pub.signal / 100;  in ieee80211_bss()
1618 			iwe.u.qual.level = bss->pub.signal;  in ieee80211_bss()
1620 			iwe.u.qual.qual = bss->pub.signal;  in ieee80211_bss()
1635 	if (bss->pub.capability & WLAN_CAPABILITY_PRIVACY)  in ieee80211_bss()
1646 	ies = rcu_dereference(bss->pub.ies);  in ieee80211_bss()
1776 	if (bss->pub.capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS) ||  in ieee80211_bss()
1782 		else if (bss->pub.capability & WLAN_CAPABILITY_ESS)  in ieee80211_bss()
1804 		elapsed_jiffies_msecs(bss->ts));  in ieee80211_bss()
1825 	struct cfg80211_internal_bss *bss;  in ieee80211_scan_results()  local
1831 	list_for_each_entry(bss, &rdev->bss_list, list) {  in ieee80211_scan_results()
1836 		current_ev = ieee80211_bss(&rdev->wiphy, info, bss,  in ieee80211_scan_results()