68 static	int hostap_input(struct ieee80211_node *ni, struct mbuf *m,
106 sta_disassoc(void *arg, struct ieee80211_node *ni)  in sta_disassoc()  argument
109 	if (ni->ni_associd != 0) {  in sta_disassoc()
110 		IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DISASSOC,  in sta_disassoc()
112 		ieee80211_node_leave(ni);  in sta_disassoc()
117 sta_csa(void *arg, struct ieee80211_node *ni)  in sta_csa()  argument
119 	struct ieee80211vap *vap = ni->ni_vap;  in sta_csa()
121 	if (ni->ni_associd != 0)  in sta_csa()
122 		if (ni->ni_inact > vap->iv_inact_init) {  in sta_csa()
123 			ni->ni_inact = vap->iv_inact_init;  in sta_csa()
124 			IEEE80211_NOTE(vap, IEEE80211_MSG_INACT, ni,  in sta_csa()
125 			    "%s: inact %u", __func__, ni->ni_inact);  in sta_csa()
130 sta_drop(void *arg, struct ieee80211_node *ni)  in sta_drop()  argument
133 	if (ni->ni_associd != 0)  in sta_drop()
134 		ieee80211_node_leave(ni);  in sta_drop()
306 				struct ieee80211_node *ni = vap->iv_bss;  in hostap_newstate()  local
309 				    ether_sprintf(ni->ni_bssid));  in hostap_newstate()
310 				ieee80211_print_essid(ni->ni_essid,  in hostap_newstate()
311 				    ni->ni_esslen);  in hostap_newstate()
314 				    ieee80211_node_get_txrate_kbit(ni) / 1000);  in hostap_newstate()
354 	struct ieee80211_node *ni, struct mbuf *m)  in hostap_deliver_data()  argument
369 	IEEE80211_NODE_STAT(ni, rx_data);  in hostap_deliver_data()
370 	IEEE80211_NODE_STAT_ADD(ni, rx_bytes, m->m_pkthdr.len);  in hostap_deliver_data()
373 		IEEE80211_NODE_STAT(ni, rx_mcast);  in hostap_deliver_data()
375 		IEEE80211_NODE_STAT(ni, rx_ucast);  in hostap_deliver_data()
432 		if (ni->ni_vlan != 0) {  in hostap_deliver_data()
434 			m->m_pkthdr.ether_vtag = ni->ni_vlan;  in hostap_deliver_data()
472 hostap_input(struct ieee80211_node *ni, struct mbuf *m,  in hostap_input()  argument
475 	struct ieee80211vap *vap = ni->ni_vap;  in hostap_input()
476 	struct ieee80211com *ic = ni->ni_ic;  in hostap_input()
512 	KASSERT(ni != NULL, ("null node"));  in hostap_input()
513 	ni->ni_inact = ni->ni_inact_reload;  in hostap_input()
519 		    ni->ni_macaddr, NULL,  in hostap_input()
534 		    ni->ni_macaddr, NULL, "wrong version, fc %02x:%02x",  in hostap_input()
551 				    IEEE80211_MSG_ANY, ni->ni_macaddr,  in hostap_input()
573 		IEEE80211_RSSI_LPF(ni->ni_avgrssi, rssi);  in hostap_input()
574 		ni->ni_noise = nf;  in hostap_input()
580 			if (! ieee80211_check_rxseq(ni, wh, bssid, rxs))  in hostap_input()
591 			    ni->ni_macaddr, NULL,  in hostap_input()
614 		if (ni == vap->iv_bss) {  in hostap_input()
617 			ieee80211_send_error(ni, wh->i_addr2,  in hostap_input()
623 		if (ni->ni_associd == 0) {  in hostap_input()
626 			IEEE80211_SEND_MGMT(ni,  in hostap_input()
638 		    (ni->ni_flags & IEEE80211_NODE_PWR_MGT)))  in hostap_input()
639 			vap->iv_node_ps(ni,  in hostap_input()
646 		if (dir == IEEE80211_FC1_DIR_DSTODS && ni->ni_wdsvap == NULL) {  in hostap_input()
647 			if (!ieee80211_node_is_authorized(ni)) {  in hostap_input()
654 				IEEE80211_NODE_STAT(ni, rx_unauth);  in hostap_input()
657 			ieee80211_dwds_discover(ni, m);  in hostap_input()
668 		    ieee80211_ampdu_reorder(ni, m, rxs) != 0) {  in hostap_input()
690 				IEEE80211_NODE_STAT(ni, rx_noprivacy);  in hostap_input()
693 			if (ieee80211_crypto_decap(ni, m, hdrspace, &key) == 0) {  in hostap_input()
695 				IEEE80211_NODE_STAT(ni, rx_wepfail);  in hostap_input()
718 			m = ieee80211_defrag(ni, m, hdrspace, has_decrypted);  in hostap_input()
731 			    ni->ni_macaddr, "data", "%s", "demic error");  in hostap_input()
733 			IEEE80211_NODE_STAT(ni, rx_demicfail);  in hostap_input()
751 			    ni->ni_macaddr, "data", "%s", "decap error");  in hostap_input()
753 			IEEE80211_NODE_STAT(ni, rx_decap);  in hostap_input()
760 		if (!ieee80211_node_is_authorized(ni)) {  in hostap_input()
772 				    ni->ni_macaddr, "data", "unauthorized or "  in hostap_input()
777 				IEEE80211_NODE_STAT(ni, rx_unauth);  in hostap_input()
794 				IEEE80211_NODE_STAT(ni, rx_unencrypted);  in hostap_input()
800 			m = ieee80211_decap_amsdu(ni, m);  in hostap_input()
805 			m = ieee80211_decap_fastframe(vap, ni, m);  in hostap_input()
810 		if (dir == IEEE80211_FC1_DIR_DSTODS && ni->ni_wdsvap != NULL)  in hostap_input()
811 			ieee80211_deliver_data(ni->ni_wdsvap, ni, m);  in hostap_input()
813 			hostap_deliver_data(vap, ni, m);  in hostap_input()
818 		IEEE80211_NODE_STAT(ni, rx_mgmt);  in hostap_input()
827 			    ni->ni_macaddr, "mgt", "too short: len %u",  in hostap_input()
870 			if (ieee80211_crypto_decap(ni, m, hdrspace, &key) == 0) {  in hostap_input()
886 		vap->iv_recv_mgmt(ni, m, subtype, rxs, rssi, nf);  in hostap_input()
891 		IEEE80211_NODE_STAT(ni, rx_ctrl);  in hostap_input()
892 		vap->iv_recv_ctl(ni, m, subtype);  in hostap_input()
912 hostap_auth_open(struct ieee80211_node *ni, struct ieee80211_frame *wh,  in hostap_auth_open()  argument
915 	struct ieee80211vap *vap = ni->ni_vap;  in hostap_auth_open()
919 	if (ni->ni_authmode == IEEE80211_AUTH_SHARED) {  in hostap_auth_open()
921 		    ni->ni_macaddr, "open auth",  in hostap_auth_open()
922 		    "bad sta auth mode %u", ni->ni_authmode);  in hostap_auth_open()
929 		if (ni->ni_challenge != NULL) {  in hostap_auth_open()
930 			IEEE80211_FREE(ni->ni_challenge, M_80211_NODE);  in hostap_auth_open()
931 			ni->ni_challenge = NULL;  in hostap_auth_open()
934 		ieee80211_send_error(ni, wh->i_addr2,   in hostap_auth_open()
944 	if (ni == vap->iv_bss) {  in hostap_auth_open()
945 		ni = ieee80211_dup_bss(vap, wh->i_addr2);  in hostap_auth_open()
946 		if (ni == NULL)  in hostap_auth_open()
948 	} else if ((ni->ni_flags & IEEE80211_NODE_AREF) == 0)  in hostap_auth_open()
949 		(void) ieee80211_ref_node(ni);  in hostap_auth_open()
955 	ni->ni_flags |= IEEE80211_NODE_AREF;  in hostap_auth_open()
960 	ni->ni_flags |= IEEE80211_NODE_ASSOCID;  in hostap_auth_open()
972 		    IEEE80211_MSG_AUTH | IEEE80211_MSG_ACL, ni->ni_macaddr,  in hostap_auth_open()
974 		ieee80211_notify_node_auth(ni);  in hostap_auth_open()
976 		IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_AUTH, seq + 1);  in hostap_auth_open()
978 		    IEEE80211_MSG_DEBUG | IEEE80211_MSG_AUTH, ni->ni_macaddr,  in hostap_auth_open()
984 		if (ni->ni_authmode != IEEE80211_AUTH_8021X)  in hostap_auth_open()
985 			ieee80211_node_authorize(ni);  in hostap_auth_open()
990 hostap_auth_shared(struct ieee80211_node *ni, struct ieee80211_frame *wh,  in hostap_auth_shared()  argument
994 	struct ieee80211vap *vap = ni->ni_vap;  in hostap_auth_shared()
1010 		    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1020 	if (ni->ni_authmode != IEEE80211_AUTH_AUTO &&  in hostap_auth_shared()
1021 	    ni->ni_authmode != IEEE80211_AUTH_SHARED) {  in hostap_auth_shared()
1023 		    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1024 		    "bad sta auth mode %u", ni->ni_authmode);  in hostap_auth_shared()
1034 			    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1050 			    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1058 			    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1074 		if (ni == vap->iv_bss) {  in hostap_auth_shared()
1075 			ni = ieee80211_dup_bss(vap, wh->i_addr2);  in hostap_auth_shared()
1076 			if (ni == NULL) {  in hostap_auth_shared()
1084 			if ((ni->ni_flags & IEEE80211_NODE_AREF) == 0)  in hostap_auth_shared()
1085 				(void) ieee80211_ref_node(ni);  in hostap_auth_shared()
1095 		ni->ni_flags |= IEEE80211_NODE_AREF;  in hostap_auth_shared()
1100 		ni->ni_flags |= IEEE80211_NODE_ASSOCID;  in hostap_auth_shared()
1101 		IEEE80211_RSSI_LPF(ni->ni_avgrssi, rssi);  in hostap_auth_shared()
1102 		ni->ni_noise = nf;  in hostap_auth_shared()
1103 		if (!ieee80211_alloc_challenge(ni)) {  in hostap_auth_shared()
1107 		net80211_get_random_bytes(ni->ni_challenge,  in hostap_auth_shared()
1110 		    ni, "shared key %sauth request", allocbs ? "" : "re");  in hostap_auth_shared()
1122 			    ni->ni_macaddr,  in hostap_auth_shared()
1124 			ieee80211_notify_node_auth(ni);  in hostap_auth_shared()
1130 		if (ni == vap->iv_bss) {  in hostap_auth_shared()
1132 			    ni->ni_macaddr, "shared key response",  in hostap_auth_shared()
1137 		if (ni->ni_challenge == NULL) {  in hostap_auth_shared()
1139 			    ni->ni_macaddr, "shared key response",  in hostap_auth_shared()
1145 		if (memcmp(ni->ni_challenge, &challenge[2],  in hostap_auth_shared()
1148 			    ni->ni_macaddr, "shared key response",  in hostap_auth_shared()
1155 		    ni, "%s", "station authenticated (shared key)");  in hostap_auth_shared()
1156 		ieee80211_node_authorize(ni);  in hostap_auth_shared()
1160 		    ni->ni_macaddr, "shared key auth",  in hostap_auth_shared()
1166 	IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_AUTH, seq + 1);  in hostap_auth_shared()
1173 	ieee80211_send_error(ni, wh->i_addr2,  in hostap_auth_shared()
1560 wpa_assocreq(struct ieee80211_node *ni, struct ieee80211_rsnparms *rsnparms,  in wpa_assocreq()  argument
1564 	struct ieee80211vap *vap = ni->ni_vap;  in wpa_assocreq()
1568 	ni->ni_flags &= ~(IEEE80211_NODE_WPS|IEEE80211_NODE_TSN);  in wpa_assocreq()
1576 			ni->ni_flags |= IEEE80211_NODE_WPS;  in wpa_assocreq()
1585 			ni->ni_flags |= IEEE80211_NODE_TSN;  in wpa_assocreq()
1628 	IEEE80211_NOTE(vap, IEEE80211_MSG_ASSOC | IEEE80211_MSG_WPA, ni,  in wpa_assocreq()
1637 	ieee80211_node_deauth(ni, reason);  in wpa_assocreq()
1656 ieee80211_deliver_l2uf(struct ieee80211_node *ni)  in ieee80211_deliver_l2uf()  argument
1658 	struct ieee80211vap *vap = ni->ni_vap;  in ieee80211_deliver_l2uf()
1666 		IEEE80211_NOTE(vap, IEEE80211_MSG_ASSOC, ni,  in ieee80211_deliver_l2uf()
1676 	IEEE80211_ADDR_COPY(eh->ether_shost, ni->ni_macaddr);  in ieee80211_deliver_l2uf()
1687 	hostap_deliver_data(vap, ni, m);  in ieee80211_deliver_l2uf()
1691 ratesetmismatch(struct ieee80211_node *ni, const struct ieee80211_frame *wh,  in ratesetmismatch()  argument
1694 	IEEE80211_NOTE_MAC(ni->ni_vap, IEEE80211_MSG_ANY, wh->i_addr2,  in ratesetmismatch()
1697 	IEEE80211_SEND_MGMT(ni, resp, IEEE80211_STATUS_BASIC_RATE);  in ratesetmismatch()
1698 	ieee80211_node_leave(ni);  in ratesetmismatch()
1702 capinfomismatch(struct ieee80211_node *ni, const struct ieee80211_frame *wh,  in capinfomismatch()  argument
1705 	struct ieee80211vap *vap = ni->ni_vap;  in capinfomismatch()
1710 	IEEE80211_SEND_MGMT(ni, resp, IEEE80211_STATUS_CAPINFO);  in capinfomismatch()
1711 	ieee80211_node_leave(ni);  in capinfomismatch()
1716 htcapmismatch(struct ieee80211_node *ni, const struct ieee80211_frame *wh,  in htcapmismatch()  argument
1719 	IEEE80211_NOTE_MAC(ni->ni_vap, IEEE80211_MSG_ANY, wh->i_addr2,  in htcapmismatch()
1722 	IEEE80211_SEND_MGMT(ni, resp, IEEE80211_STATUS_MISSING_HT_CAPS);  in htcapmismatch()
1723 	ieee80211_node_leave(ni);  in htcapmismatch()
1727 authalgreject(struct ieee80211_node *ni, const struct ieee80211_frame *wh,  in authalgreject()  argument
1730 	struct ieee80211vap *vap = ni->ni_vap;  in authalgreject()
1735 	ieee80211_send_error(ni, wh->i_addr2, IEEE80211_FC0_SUBTYPE_AUTH,  in authalgreject()
1789 hostap_recv_mgmt(struct ieee80211_node *ni, struct mbuf *m0,  in hostap_recv_mgmt()  argument
1792 	struct ieee80211vap *vap = ni->ni_vap;  in hostap_recv_mgmt()
1793 	struct ieee80211com *ic = ni->ni_ic;  in hostap_recv_mgmt()
1821 		if (ieee80211_parse_beacon(ni, m0, ic->ic_curchan, &scan) &~ IEEE80211_BPARSE_OFFCHAN)  in hostap_recv_mgmt()
1828 			IEEE80211_NODE_STAT(ni, rx_beacons);  in hostap_recv_mgmt()
1830 			IEEE80211_NODE_STAT(ni, rx_proberesp);  in hostap_recv_mgmt()
2006 			ieee80211_send_error(ni, wh->i_addr2,  in hostap_recv_mgmt()
2016 			ieee80211_send_error(ni, wh->i_addr2,  in hostap_recv_mgmt()
2022 			hostap_auth_shared(ni, wh, frm + 6, efrm, rssi, nf,  in hostap_recv_mgmt()
2025 			hostap_auth_open(ni, wh, rssi, nf, seq, status);  in hostap_recv_mgmt()
2027 			authalgreject(ni, wh, algo,  in hostap_recv_mgmt()
2040 			authalgreject(ni, wh, algo,  in hostap_recv_mgmt()
2069 		if (ni == vap->iv_bss) {  in hostap_recv_mgmt()
2073 			ieee80211_send_error(ni, wh->i_addr2,  in hostap_recv_mgmt()
2168 		    !wpa_assocreq(ni, &rsnparms, wh, wpa, rsn, capinfo))  in hostap_recv_mgmt()
2171 		if (ni->ni_challenge != NULL) {  in hostap_recv_mgmt()
2172 			IEEE80211_FREE(ni->ni_challenge, M_80211_NODE);  in hostap_recv_mgmt()
2173 			ni->ni_challenge = NULL;  in hostap_recv_mgmt()
2177 			capinfomismatch(ni, wh, reassoc, resp,  in hostap_recv_mgmt()
2184 		if (ni->ni_associd != 0 &&  in hostap_recv_mgmt()
2186 		    ((ni->ni_capinfo ^ capinfo) & IEEE80211_CAPINFO_SHORT_SLOTTIME)) {  in hostap_recv_mgmt()
2187 			capinfomismatch(ni, wh, reassoc, resp,  in hostap_recv_mgmt()
2191 		rate = ieee80211_setup_rates(ni, rates, xrates,  in hostap_recv_mgmt()
2195 			ratesetmismatch(ni, wh, reassoc, resp, "legacy", rate);  in hostap_recv_mgmt()
2206 			ratesetmismatch(ni, wh, reassoc, resp, "11g", rate);  in hostap_recv_mgmt()
2214 		ni->ni_chan = vap->iv_bss->ni_chan;  in hostap_recv_mgmt()
2217 		if (IEEE80211_IS_CHAN_VHT(ni->ni_chan) &&  in hostap_recv_mgmt()
2222 			ieee80211_vht_node_init(ni);  in hostap_recv_mgmt()
2223 			ieee80211_vht_update_cap(ni, vhtcap, vhtinfo);  in hostap_recv_mgmt()
2224 		} else if (ni->ni_flags & IEEE80211_NODE_VHT)  in hostap_recv_mgmt()
2225 			ieee80211_vht_node_cleanup(ni);  in hostap_recv_mgmt()
2228 		if (IEEE80211_IS_CHAN_HT(ni->ni_chan) && htcap != NULL) {  in hostap_recv_mgmt()
2229 			rate = ieee80211_setup_htrates(ni, htcap,  in hostap_recv_mgmt()
2233 				ratesetmismatch(ni, wh, reassoc, resp,  in hostap_recv_mgmt()
2238 			ieee80211_ht_node_init(ni);  in hostap_recv_mgmt()
2239 			ieee80211_ht_updatehtcap(ni, htcap);  in hostap_recv_mgmt()
2240 		} else if (ni->ni_flags & IEEE80211_NODE_HT)  in hostap_recv_mgmt()
2241 			ieee80211_ht_node_cleanup(ni);  in hostap_recv_mgmt()
2244 		if (IEEE80211_IS_CHAN_HT(ni->ni_chan) && htcap != NULL) {  in hostap_recv_mgmt()
2245 			ieee80211_ht_updatehtcap_final(ni);  in hostap_recv_mgmt()
2250 		ieee80211_ff_node_cleanup(ni);  in hostap_recv_mgmt()
2261 		if ((ni->ni_flags & IEEE80211_NODE_HT) &&  in hostap_recv_mgmt()
2266 			    IEEE80211_MSG_ASSOC | IEEE80211_MSG_11N, ni,  in hostap_recv_mgmt()
2270 			ieee80211_ht_node_cleanup(ni);  in hostap_recv_mgmt()
2273 			ieee80211_ff_node_cleanup(ni);  in hostap_recv_mgmt()
2281 		    (ni->ni_flags & IEEE80211_NODE_HT) == 0) {  in hostap_recv_mgmt()
2282 			htcapmismatch(ni, wh, reassoc, resp);  in hostap_recv_mgmt()
2286 		IEEE80211_RSSI_LPF(ni->ni_avgrssi, rssi);  in hostap_recv_mgmt()
2287 		ni->ni_noise = nf;  in hostap_recv_mgmt()
2288 		ni->ni_intval = lintval;  in hostap_recv_mgmt()
2289 		ni->ni_capinfo = capinfo;  in hostap_recv_mgmt()
2290 		ni->ni_fhdwell = vap->iv_bss->ni_fhdwell;  in hostap_recv_mgmt()
2291 		ni->ni_fhindex = vap->iv_bss->ni_fhindex;  in hostap_recv_mgmt()
2296 		if (ieee80211_ies_init(&ni->ni_ies, sfrm, efrm - sfrm)) {  in hostap_recv_mgmt()
2297 #define	setie(_ie, _off)	ieee80211_ies_setie(ni->ni_ies, _ie, _off)  in hostap_recv_mgmt()
2309 				ni->ni_flags |= IEEE80211_NODE_QOS;  in hostap_recv_mgmt()
2310 				if (ieee80211_parse_wmeie(wme, wh, ni) > 0) {  in hostap_recv_mgmt()
2311 					if (ni->ni_uapsd != 0)  in hostap_recv_mgmt()
2312 						ni->ni_flags |=  in hostap_recv_mgmt()
2315 						ni->ni_flags &=  in hostap_recv_mgmt()
2319 				ni->ni_flags &=  in hostap_recv_mgmt()
2328 				ieee80211_parse_ath(ni, ni->ni_ies.ath_ie);  in hostap_recv_mgmt()
2331 				ni->ni_ath_flags = 0;  in hostap_recv_mgmt()
2334 			ni->ni_flags &= ~IEEE80211_NODE_QOS;  in hostap_recv_mgmt()
2335 			ni->ni_flags &= ~IEEE80211_NODE_UAPSD;  in hostap_recv_mgmt()
2336 			ni->ni_ath_flags = 0;  in hostap_recv_mgmt()
2338 		ieee80211_node_join(ni, resp);  in hostap_recv_mgmt()
2339 		ieee80211_deliver_l2uf(ni);  in hostap_recv_mgmt()
2365 			IEEE80211_NODE_STAT(ni, rx_deauth);  in hostap_recv_mgmt()
2368 			IEEE80211_NODE_STAT(ni, rx_disassoc);  in hostap_recv_mgmt()
2370 		IEEE80211_NOTE(vap, IEEE80211_MSG_AUTH, ni,  in hostap_recv_mgmt()
2374 		if (ni != vap->iv_bss)  in hostap_recv_mgmt()
2375 			ieee80211_node_leave(ni);  in hostap_recv_mgmt()
2381 		if (ni == vap->iv_bss) {  in hostap_recv_mgmt()
2396 			if (ieee80211_parse_action(ni, m0) == 0)  in hostap_recv_mgmt()
2397 				(void)ic->ic_recv_action(ni, wh, frm, efrm);  in hostap_recv_mgmt()
2419 hostap_recv_ctl(struct ieee80211_node *ni, struct mbuf *m, int subtype)  in hostap_recv_ctl()  argument
2423 		ni->ni_vap->iv_recv_pspoll(ni, m);  in hostap_recv_ctl()
2426 		ieee80211_recv_bar(ni, m);  in hostap_recv_ctl()
2435 ieee80211_recv_pspoll(struct ieee80211_node *ni, struct mbuf *m0)  in ieee80211_recv_pspoll()  argument
2437 	struct ieee80211vap *vap = ni->ni_vap;  in ieee80211_recv_pspoll()
2445 	if (ni->ni_associd == 0) {  in ieee80211_recv_pspoll()
2451 		IEEE80211_SEND_MGMT(ni, IEEE80211_FC0_SUBTYPE_DEAUTH,  in ieee80211_recv_pspoll()
2457 	if (aid != ni->ni_associd) {  in ieee80211_recv_pspoll()
2462 		    ni->ni_associd, aid);  in ieee80211_recv_pspoll()
2476 	m = ieee80211_node_psq_dequeue(ni, &qlen);  in ieee80211_recv_pspoll()
2480 		ieee80211_send_nulldata(ieee80211_ref_node(ni));  in ieee80211_recv_pspoll()
2483 			vap->iv_set_tim(ni, 0);	/* just in case */  in ieee80211_recv_pspoll()
2492 		IEEE80211_NOTE(vap, IEEE80211_MSG_POWER, ni,  in ieee80211_recv_pspoll()
2496 		IEEE80211_NOTE(vap, IEEE80211_MSG_POWER, ni,  in ieee80211_recv_pspoll()
2499 			vap->iv_set_tim(ni, 0);  in ieee80211_recv_pspoll()