45 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_build_presp()  local
69 		    ifibss->ie_len;  in ieee80211_ibss_build_presp()
81 	memcpy(mgmt->bssid, ifibss->bssid, ETH_ALEN);  in ieee80211_ibss_build_presp()
89 	*pos++ = ifibss->ssid_len;  in ieee80211_ibss_build_presp()
90 	memcpy(pos, ifibss->ssid, ifibss->ssid_len);  in ieee80211_ibss_build_presp()
91 	pos += ifibss->ssid_len;  in ieee80211_ibss_build_presp()
170 	if (ifibss->ie_len) {  in ieee80211_ibss_build_presp()
171 		memcpy(pos, ifibss->ie, ifibss->ie_len);  in ieee80211_ibss_build_presp()
172 		pos += ifibss->ie_len;  in ieee80211_ibss_build_presp()
225 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in __ieee80211_sta_join_ibss()  local
243 	if (!ether_addr_equal(ifibss->bssid, bssid))  in __ieee80211_sta_join_ibss()
258 	presp = rcu_dereference_protected(ifibss->presp,  in __ieee80211_sta_join_ibss()
260 	RCU_INIT_POINTER(ifibss->presp, NULL);  in __ieee80211_sta_join_ibss()
295 	if (err > 0 && !ifibss->userspace_handles_dfs) {  in __ieee80211_sta_join_ibss()
305 				      ifibss->fixed_channel ?  in __ieee80211_sta_join_ibss()
315 	memcpy(ifibss->bssid, bssid, ETH_ALEN);  in __ieee80211_sta_join_ibss()
323 	rcu_assign_pointer(ifibss->presp, presp);  in __ieee80211_sta_join_ibss()
329 	sdata->vif.bss_conf.ssid_len = ifibss->ssid_len;  in __ieee80211_sta_join_ibss()
330 	memcpy(sdata->vif.bss_conf.ssid, ifibss->ssid, ifibss->ssid_len);  in __ieee80211_sta_join_ibss()
371 		RCU_INIT_POINTER(ifibss->presp, NULL);  in __ieee80211_sta_join_ibss()
383 	ifibss->state = IEEE80211_IBSS_MLME_JOINED;  in __ieee80211_sta_join_ibss()
384 	mod_timer(&ifibss->timer,  in __ieee80211_sta_join_ibss()
394 	cfg80211_ibss_joined(sdata->dev, ifibss->bssid, chan, GFP_KERNEL);  in __ieee80211_sta_join_ibss()
486 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_csa_beacon()  local
496 	if (ifibss->privacy)  in ieee80211_ibss_csa_beacon()
499 	cbss = cfg80211_get_bss(sdata->local->hw.wiphy, ifibss->chandef.chan,  in ieee80211_ibss_csa_beacon()
500 				ifibss->bssid, ifibss->ssid,  in ieee80211_ibss_csa_beacon()
501 				ifibss->ssid_len, IEEE80211_BSS_TYPE_IBSS,  in ieee80211_ibss_csa_beacon()
502 				IEEE80211_PRIVACY(ifibss->privacy));  in ieee80211_ibss_csa_beacon()
515 	old_presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_ibss_csa_beacon()
521 					   capability, tsf, &ifibss->chandef,  in ieee80211_ibss_csa_beacon()
528 	rcu_assign_pointer(ifibss->presp, presp);  in ieee80211_ibss_csa_beacon()
539 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_finish_csa()  local
545 	if (ifibss->state != IEEE80211_IBSS_MLME_JOINED)  in ieee80211_ibss_finish_csa()
549 	if (!is_zero_ether_addr(ifibss->bssid)) {  in ieee80211_ibss_finish_csa()
551 					ifibss->chandef.chan,  in ieee80211_ibss_finish_csa()
552 					ifibss->bssid, ifibss->ssid,  in ieee80211_ibss_finish_csa()
553 					ifibss->ssid_len,  in ieee80211_ibss_finish_csa()
555 					IEEE80211_PRIVACY(ifibss->privacy));  in ieee80211_ibss_finish_csa()
563 	ifibss->chandef = sdata->csa_chandef;  in ieee80211_ibss_finish_csa()
571 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_stop()  local
573 	cancel_work_sync(&ifibss->csa_connection_drop_work);  in ieee80211_ibss_stop()
606 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_add_sta()  local
625 	if (ifibss->state == IEEE80211_IBSS_MLME_SEARCH) {  in ieee80211_ibss_add_sta()
685 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_disconnect()  local
691 	if (!is_zero_ether_addr(ifibss->bssid)) {  in ieee80211_ibss_disconnect()
692 		cbss = cfg80211_get_bss(local->hw.wiphy, ifibss->chandef.chan,  in ieee80211_ibss_disconnect()
693 					ifibss->bssid, ifibss->ssid,  in ieee80211_ibss_disconnect()
694 					ifibss->ssid_len,  in ieee80211_ibss_disconnect()
696 					IEEE80211_PRIVACY(ifibss->privacy));  in ieee80211_ibss_disconnect()
704 	ifibss->state = IEEE80211_IBSS_MLME_SEARCH;  in ieee80211_ibss_disconnect()
708 	spin_lock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_disconnect()
709 	while (!list_empty(&ifibss->incomplete_stations)) {  in ieee80211_ibss_disconnect()
710 		sta = list_first_entry(&ifibss->incomplete_stations,  in ieee80211_ibss_disconnect()
713 		spin_unlock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_disconnect()
716 		spin_lock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_disconnect()
718 	spin_unlock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_disconnect()
728 	presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_ibss_disconnect()
763 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_csa_mark_radar()  local
770 					    &ifibss->chandef,  in ieee80211_ibss_csa_mark_radar()
773 		cfg80211_radar_event(sdata->local->hw.wiphy, &ifibss->chandef,  in ieee80211_ibss_csa_mark_radar()
784 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_process_chanswitch()  local
793 	switch (ifibss->chandef.width) {  in ieee80211_ibss_process_chanswitch()
811 					   ifibss->chandef.chan->band,  in ieee80211_ibss_process_chanswitch()
813 					   sta_flags, ifibss->bssid, &csa_ie);  in ieee80211_ibss_process_chanswitch()
829 	switch (ifibss->chandef.width) {  in ieee80211_ibss_process_chanswitch()
838 		ch_type = cfg80211_get_chandef_type(&ifibss->chandef);  in ieee80211_ibss_process_chanswitch()
844 		if (params.chandef.width != ifibss->chandef.width) {  in ieee80211_ibss_process_chanswitch()
847 				   ifibss->bssid,  in ieee80211_ibss_process_chanswitch()
865 			   ifibss->bssid,  in ieee80211_ibss_process_chanswitch()
878 	if (err > 0 && !ifibss->userspace_handles_dfs) {  in ieee80211_ibss_process_chanswitch()
909 			     &ifibss->csa_connection_drop_work);  in ieee80211_ibss_process_chanswitch()
1209 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_rx_no_sta()  local
1227 	if (ifibss->state == IEEE80211_IBSS_MLME_SEARCH)  in ieee80211_ibss_rx_no_sta()
1252 	spin_lock(&ifibss->incomplete_lock);  in ieee80211_ibss_rx_no_sta()
1253 	list_add(&sta->list, &ifibss->incomplete_stations);  in ieee80211_ibss_rx_no_sta()
1254 	spin_unlock(&ifibss->incomplete_lock);  in ieee80211_ibss_rx_no_sta()
1260 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_sta_expire()  local
1284 						       ifibss->bssid,  in ieee80211_ibss_sta_expire()
1301 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_merge_ibss()  local
1306 	mod_timer(&ifibss->timer,  in ieee80211_sta_merge_ibss()
1311 	if (time_before(jiffies, ifibss->last_scan_completed +  in ieee80211_sta_merge_ibss()
1318 	if (ifibss->fixed_channel)  in ieee80211_sta_merge_ibss()
1324 	scan_width = cfg80211_chandef_to_scan_width(&ifibss->chandef);  in ieee80211_sta_merge_ibss()
1325 	ieee80211_request_ibss_scan(sdata, ifibss->ssid, ifibss->ssid_len,  in ieee80211_sta_merge_ibss()
1331 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_create_ibss()  local
1338 	if (ifibss->fixed_bssid) {  in ieee80211_sta_create_ibss()
1339 		memcpy(bssid, ifibss->bssid, ETH_ALEN);  in ieee80211_sta_create_ibss()
1355 	if (ifibss->privacy)  in ieee80211_sta_create_ibss()
1359 				  &ifibss->chandef, ifibss->basic_rates,  in ieee80211_sta_create_ibss()
1439 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_sta_find_ibss()  local
1455 	if (ifibss->fixed_bssid)  in ieee80211_sta_find_ibss()
1456 		bssid = ifibss->bssid;  in ieee80211_sta_find_ibss()
1457 	if (ifibss->fixed_channel)  in ieee80211_sta_find_ibss()
1458 		chan = ifibss->chandef.chan;  in ieee80211_sta_find_ibss()
1459 	if (!is_zero_ether_addr(ifibss->bssid))  in ieee80211_sta_find_ibss()
1460 		bssid = ifibss->bssid;  in ieee80211_sta_find_ibss()
1462 				ifibss->ssid, ifibss->ssid_len,  in ieee80211_sta_find_ibss()
1464 				IEEE80211_PRIVACY(ifibss->privacy));  in ieee80211_sta_find_ibss()
1472 			 cbss->bssid, ifibss->bssid);  in ieee80211_sta_find_ibss()
1485 	if (ifibss->fixed_bssid && ifibss->fixed_channel) {  in ieee80211_sta_find_ibss()
1496 	if (time_after(jiffies, ifibss->last_scan_completed +  in ieee80211_sta_find_ibss()
1503 		scan_width = cfg80211_chandef_to_scan_width(&ifibss->chandef);  in ieee80211_sta_find_ibss()
1505 		if (ifibss->fixed_channel) {  in ieee80211_sta_find_ibss()
1507 								 &ifibss->chandef,  in ieee80211_sta_find_ibss()
1510 			ieee80211_request_ibss_scan(sdata, ifibss->ssid,  in ieee80211_sta_find_ibss()
1511 						    ifibss->ssid_len, channels,  in ieee80211_sta_find_ibss()
1514 			ieee80211_request_ibss_scan(sdata, ifibss->ssid,  in ieee80211_sta_find_ibss()
1515 						    ifibss->ssid_len, NULL,  in ieee80211_sta_find_ibss()
1521 		if (time_after(jiffies, ifibss->ibss_join_req +  in ieee80211_sta_find_ibss()
1525 		mod_timer(&ifibss->timer,  in ieee80211_sta_find_ibss()
1534 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_rx_mgmt_probe_req()  local
1543 	presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_rx_mgmt_probe_req()
1546 	if (ifibss->state != IEEE80211_IBSS_MLME_JOINED ||  in ieee80211_rx_mgmt_probe_req()
1559 	if (!ether_addr_equal(mgmt->bssid, ifibss->bssid) &&  in ieee80211_rx_mgmt_probe_req()
1572 	    (pos[1] != ifibss->ssid_len ||  in ieee80211_rx_mgmt_probe_req()
1573 	     memcmp(pos + 2, ifibss->ssid, ifibss->ssid_len))) {  in ieee80211_rx_mgmt_probe_req()
1684 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_work()  local
1694 	if (!ifibss->ssid_len)  in ieee80211_ibss_work()
1697 	spin_lock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_work()
1698 	while (!list_empty(&ifibss->incomplete_stations)) {  in ieee80211_ibss_work()
1699 		sta = list_first_entry(&ifibss->incomplete_stations,  in ieee80211_ibss_work()
1702 		spin_unlock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_work()
1706 		spin_lock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_work()
1708 	spin_unlock_bh(&ifibss->incomplete_lock);  in ieee80211_ibss_work()
1710 	switch (ifibss->state) {  in ieee80211_ibss_work()
1736 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_setup_sdata()  local
1738 	timer_setup(&ifibss->timer, ieee80211_ibss_timer, 0);  in ieee80211_ibss_setup_sdata()
1739 	INIT_LIST_HEAD(&ifibss->incomplete_stations);  in ieee80211_ibss_setup_sdata()
1740 	spin_lock_init(&ifibss->incomplete_lock);  in ieee80211_ibss_setup_sdata()
1741 	INIT_WORK(&ifibss->csa_connection_drop_work,  in ieee80211_ibss_setup_sdata()
1873 	struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;  in ieee80211_ibss_leave()  local
1876 	ifibss->ssid_len = 0;  in ieee80211_ibss_leave()
1877 	eth_zero_addr(ifibss->bssid);  in ieee80211_ibss_leave()
1885 	memset(&ifibss->ht_capa, 0, sizeof(ifibss->ht_capa));  in ieee80211_ibss_leave()
1886 	memset(&ifibss->ht_capa_mask, 0, sizeof(ifibss->ht_capa_mask));  in ieee80211_ibss_leave()