65 	struct ieee80211_hdr *hdr;  in should_drop_frame()  local
67 	hdr = (void *)(skb->data + rtap_vendor_space);  in should_drop_frame()
77 	if (ieee80211_is_ctl(hdr->frame_control) &&  in should_drop_frame()
78 	    !ieee80211_is_pspoll(hdr->frame_control) &&  in should_drop_frame()
79 	    !ieee80211_is_back_req(hdr->frame_control))  in should_drop_frame()
547 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_parse_qos()  local
552 	if (ieee80211_is_data_qos(hdr->frame_control)) {  in ieee80211_parse_qos()
553 		u8 *qc = ieee80211_get_qos_ctl(hdr);  in ieee80211_parse_qos()
575 		if (ieee80211_is_mgmt(hdr->frame_control))  in ieee80211_parse_qos()
625 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_is_unicast_robust_mgmt_frame()  local
627 	if (is_multicast_ether_addr(hdr->addr1))  in ieee80211_is_unicast_robust_mgmt_frame()
636 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_is_multicast_robust_mgmt_frame()  local
638 	if (!is_multicast_ether_addr(hdr->addr1))  in ieee80211_is_multicast_robust_mgmt_frame()
648 	struct ieee80211_mgmt *hdr = (struct ieee80211_mgmt *) skb->data;  in ieee80211_get_mmie_keyidx()  local
652 	if (skb->len < 24 + sizeof(*mmie) || !is_multicast_ether_addr(hdr->da))  in ieee80211_get_mmie_keyidx()
677 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;  in iwl80211_get_cs_keyid()  local
682 	fc = hdr->frame_control;  in iwl80211_get_cs_keyid()
697 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_mesh_check()  local
700 	if (ieee80211_is_data(hdr->frame_control)) {  in ieee80211_rx_mesh_check()
701 		if (is_multicast_ether_addr(hdr->addr1)) {  in ieee80211_rx_mesh_check()
702 			if (ieee80211_has_tods(hdr->frame_control) ||  in ieee80211_rx_mesh_check()
703 			    !ieee80211_has_fromds(hdr->frame_control))  in ieee80211_rx_mesh_check()
705 			if (ether_addr_equal(hdr->addr3, dev_addr))  in ieee80211_rx_mesh_check()
708 			if (!ieee80211_has_a4(hdr->frame_control))  in ieee80211_rx_mesh_check()
710 			if (ether_addr_equal(hdr->addr4, dev_addr))  in ieee80211_rx_mesh_check()
722 		if (!ieee80211_is_mgmt(hdr->frame_control))  in ieee80211_rx_mesh_check()
725 		if (ieee80211_is_action(hdr->frame_control)) {  in ieee80211_rx_mesh_check()
732 			mgmt = (struct ieee80211_mgmt *)hdr;  in ieee80211_rx_mesh_check()
740 		if (ieee80211_is_probe_req(hdr->frame_control) ||  in ieee80211_rx_mesh_check()
741 		    ieee80211_is_probe_resp(hdr->frame_control) ||  in ieee80211_rx_mesh_check()
742 		    ieee80211_is_beacon(hdr->frame_control) ||  in ieee80211_rx_mesh_check()
743 		    ieee80211_is_auth(hdr->frame_control))  in ieee80211_rx_mesh_check()
895 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_sta_manage_reorder_buf()  local
897 	u16 sc = le16_to_cpu(hdr->seq_ctrl);  in ieee80211_sta_manage_reorder_buf()
983 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_rx_reorder_ampdu()  local
990 	if (!ieee80211_is_data_qos(hdr->frame_control) ||  in ieee80211_rx_reorder_ampdu()
991 	    is_multicast_ether_addr(hdr->addr1))  in ieee80211_rx_reorder_ampdu()
1002 	ack_policy = *ieee80211_get_qos_ctl(hdr) &  in ieee80211_rx_reorder_ampdu()
1004 	tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;  in ieee80211_rx_reorder_ampdu()
1011 	if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC)))  in ieee80211_rx_reorder_ampdu()
1030 	sc = le16_to_cpu(hdr->seq_ctrl);  in ieee80211_rx_reorder_ampdu()
1056 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_h_check_dup()  local
1067 	if (ieee80211_is_ctl(hdr->frame_control) ||  in ieee80211_rx_h_check_dup()
1068 	    ieee80211_is_qos_nullfunc(hdr->frame_control) ||  in ieee80211_rx_h_check_dup()
1069 	    is_multicast_ether_addr(hdr->addr1))  in ieee80211_rx_h_check_dup()
1073 		if (unlikely(ieee80211_has_retry(hdr->frame_control) &&  in ieee80211_rx_h_check_dup()
1075 			     hdr->seq_ctrl)) {  in ieee80211_rx_h_check_dup()
1082 			rx->sta->last_seq_ctrl[rx->seqno_idx] = hdr->seq_ctrl;  in ieee80211_rx_h_check_dup()
1092 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_h_check()  local
1111 	if (unlikely((ieee80211_is_data(hdr->frame_control) ||  in ieee80211_rx_h_check()
1112 		      ieee80211_is_pspoll(hdr->frame_control)) &&  in ieee80211_rx_h_check()
1123 		    ieee80211_is_data_present(hdr->frame_control)) {  in ieee80211_rx_h_check()
1127 			hdrlen = ieee80211_hdrlen(hdr->frame_control);  in ieee80211_rx_h_check()
1139 					       hdr->addr2,  in ieee80211_rx_h_check()
1154 	struct ieee80211_hdr *hdr;  in ieee80211_rx_h_check_more_data()  local
1159 	hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_rx_h_check_more_data()
1164 	if (!ieee80211_has_fromds(hdr->frame_control))  in ieee80211_rx_h_check_more_data()
1168 	if (!ieee80211_is_data(hdr->frame_control))  in ieee80211_rx_h_check_more_data()
1171 	if (!ieee80211_has_moredata(hdr->frame_control)) {  in ieee80211_rx_h_check_more_data()
1264 	struct ieee80211_hdr *hdr = (void *)rx->skb->data;  in ieee80211_rx_h_uapsd_and_pspoll()  local
1291 	if (unlikely(ieee80211_is_pspoll(hdr->frame_control))) {  in ieee80211_rx_h_uapsd_and_pspoll()
1304 	} else if (!ieee80211_has_morefrags(hdr->frame_control) &&  in ieee80211_rx_h_uapsd_and_pspoll()
1306 		   ieee80211_has_pm(hdr->frame_control) &&  in ieee80211_rx_h_uapsd_and_pspoll()
1307 		   (ieee80211_is_data_qos(hdr->frame_control) ||  in ieee80211_rx_h_uapsd_and_pspoll()
1308 		    ieee80211_is_qos_nullfunc(hdr->frame_control))) {  in ieee80211_rx_h_uapsd_and_pspoll()
1309 		tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK;  in ieee80211_rx_h_uapsd_and_pspoll()
1341 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;  in ieee80211_rx_h_sta_process()  local
1356 		u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len,  in ieee80211_rx_h_sta_process()
1361 			if (ieee80211_is_data(hdr->frame_control) &&  in ieee80211_rx_h_sta_process()
1362 			    !is_multicast_ether_addr(hdr->addr1)) {  in ieee80211_rx_h_sta_process()
1370 		u8 *bssid = ieee80211_get_bssid(hdr, rx->skb->len,  in ieee80211_rx_h_sta_process()
1375 	} else if (!is_multicast_ether_addr(hdr->addr1)) {  in ieee80211_rx_h_sta_process()
1381 		if (ieee80211_is_data(hdr->frame_control)) {  in ieee80211_rx_h_sta_process()
1393 		ieee80211_sta_rx_notify(rx->sdata, hdr);  in ieee80211_rx_h_sta_process()
1420 	    !ieee80211_has_morefrags(hdr->frame_control) &&  in ieee80211_rx_h_sta_process()
1428 	    (!ieee80211_is_mgmt(hdr->frame_control) ||  in ieee80211_rx_h_sta_process()
1429 	     ieee80211_is_bufferable_mmpdu(hdr->frame_control))) {  in ieee80211_rx_h_sta_process()
1431 			if (!ieee80211_has_pm(hdr->frame_control))  in ieee80211_rx_h_sta_process()
1434 			if (ieee80211_has_pm(hdr->frame_control))  in ieee80211_rx_h_sta_process()
1441 		ieee80211_mps_rx_h_sta_process(sta, hdr);  in ieee80211_rx_h_sta_process()
1447 	if (ieee80211_is_nullfunc(hdr->frame_control) ||  in ieee80211_rx_h_sta_process()
1448 	    ieee80211_is_qos_nullfunc(hdr->frame_control)) {  in ieee80211_rx_h_sta_process()
1457 		if (ieee80211_has_a4(hdr->frame_control) &&  in ieee80211_rx_h_sta_process()
1484 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;  in ieee80211_rx_h_decrypt()  local
1529 	fc = hdr->frame_control;  in ieee80211_rx_h_decrypt()
1546 	if (!is_multicast_ether_addr(hdr->addr1) && sta_ptk) {  in ieee80211_rx_h_decrypt()
1579 		    is_multicast_ether_addr(hdr->addr1) &&  in ieee80211_rx_h_decrypt()
1636 		if (is_multicast_ether_addr(hdr->addr1) && rx->sta)  in ieee80211_rx_h_decrypt()
1651 			    !is_multicast_ether_addr(hdr->addr1))  in ieee80211_rx_h_decrypt()
1737 			  int rx_queue, struct ieee80211_hdr *hdr)  in ieee80211_reassemble_find()  argument
1761 		if (((hdr->frame_control ^ f_hdr->frame_control) &  in ieee80211_reassemble_find()
1763 		    !ether_addr_equal(hdr->addr1, f_hdr->addr1) ||  in ieee80211_reassemble_find()
1764 		    !ether_addr_equal(hdr->addr2, f_hdr->addr2))  in ieee80211_reassemble_find()
1780 	struct ieee80211_hdr *hdr;  in ieee80211_rx_h_defragment()  local
1788 	hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_h_defragment()
1789 	fc = hdr->frame_control;  in ieee80211_rx_h_defragment()
1794 	sc = le16_to_cpu(hdr->seq_ctrl);  in ieee80211_rx_h_defragment()
1797 	if (is_multicast_ether_addr(hdr->addr1)) {  in ieee80211_rx_h_defragment()
1815 	hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_h_defragment()
1853 					  rx->seqno_idx, hdr);  in ieee80211_rx_h_defragment()
1955 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_drop_unencrypted_mgmt()  local
1957 	__le16 fc = hdr->frame_control;  in ieee80211_drop_unencrypted_mgmt()
2003 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in __ieee80211_data_to_8023()  local
2009 	if (ieee80211_has_a4(hdr->frame_control) &&  in __ieee80211_data_to_8023()
2014 	    !!sdata->u.mgd.use_4addr != !!ieee80211_has_a4(hdr->frame_control)) {  in __ieee80211_data_to_8023()
2022 	if (is_multicast_ether_addr(hdr->addr1) &&  in __ieee80211_data_to_8023()
2168 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;  in ieee80211_rx_h_amsdu()  local
2169 	__le16 fc = hdr->frame_control;  in ieee80211_rx_h_amsdu()
2182 	if (ieee80211_has_a4(hdr->frame_control) &&  in ieee80211_rx_h_amsdu()
2187 	if (is_multicast_ether_addr(hdr->addr1) &&  in ieee80211_rx_h_amsdu()
2222 	struct ieee80211_hdr *fwd_hdr, *hdr;  in ieee80211_rx_h_mesh_fwding()  local
2232 	hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_rx_h_mesh_fwding()
2233 	hdrlen = ieee80211_hdrlen(hdr->frame_control);  in ieee80211_rx_h_mesh_fwding()
2247 	hdr = (struct ieee80211_hdr *) skb->data;  in ieee80211_rx_h_mesh_fwding()
2250 	if (ieee80211_drop_unencrypted(rx, hdr->frame_control))  in ieee80211_rx_h_mesh_fwding()
2254 	if (ieee80211_is_data(hdr->frame_control) &&  in ieee80211_rx_h_mesh_fwding()
2255 	    is_multicast_ether_addr(hdr->addr1) &&  in ieee80211_rx_h_mesh_fwding()
2256 	    mesh_rmc_check(rx->sdata, hdr->addr3, mesh_hdr))  in ieee80211_rx_h_mesh_fwding()
2259 	if (!ieee80211_is_data(hdr->frame_control) ||  in ieee80211_rx_h_mesh_fwding()
2271 		if (is_multicast_ether_addr(hdr->addr1)) {  in ieee80211_rx_h_mesh_fwding()
2272 			mpp_addr = hdr->addr3;  in ieee80211_rx_h_mesh_fwding()
2276 			mpp_addr = hdr->addr4;  in ieee80211_rx_h_mesh_fwding()
2296 	if (!is_multicast_ether_addr(hdr->addr1) &&  in ieee80211_rx_h_mesh_fwding()
2297 	    ether_addr_equal(sdata->vif.addr, hdr->addr3))  in ieee80211_rx_h_mesh_fwding()
2300 	q = ieee80211_select_queue_80211(sdata, skb, hdr);  in ieee80211_rx_h_mesh_fwding()
2351 	if (is_multicast_ether_addr(hdr->addr1) ||  in ieee80211_rx_h_mesh_fwding()
2365 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data;  in ieee80211_rx_h_data()  local
2366 	__le16 fc = hdr->frame_control;  in ieee80211_rx_h_data()
2370 	if (unlikely(!ieee80211_is_data(hdr->frame_control)))  in ieee80211_rx_h_data()
2373 	if (unlikely(!ieee80211_is_data_present(hdr->frame_control)))  in ieee80211_rx_h_data()
2389 	if (ieee80211_has_a4(hdr->frame_control) &&  in ieee80211_rx_h_data()
3273 				 struct ieee80211_hdr *hdr)  in prepare_for_handlers()  argument
3278 	u8 *bssid = ieee80211_get_bssid(hdr, skb->len, sdata->vif.type);  in prepare_for_handlers()
3279 	int multicast = is_multicast_ether_addr(hdr->addr1);  in prepare_for_handlers()
3286 		    !ether_addr_equal(sdata->vif.addr, hdr->addr1)) {  in prepare_for_handlers()
3296 		if (ether_addr_equal(sdata->vif.addr, hdr->addr2) ||  in prepare_for_handlers()
3297 		    ether_addr_equal(sdata->u.ibss.bssid, hdr->addr2))  in prepare_for_handlers()
3299 		if (ieee80211_is_beacon(hdr->frame_control)) {  in prepare_for_handlers()
3304 			   !ether_addr_equal(sdata->vif.addr, hdr->addr1)) {  in prepare_for_handlers()
3314 			ieee80211_ibss_rx_no_sta(sdata, bssid, hdr->addr2,  in prepare_for_handlers()
3321 		if (ieee80211_is_beacon(hdr->frame_control)) {  in prepare_for_handlers()
3328 					     hdr->addr1)) {  in prepare_for_handlers()
3341 			ieee80211_ocb_rx_no_sta(sdata, bssid, hdr->addr2,  in prepare_for_handlers()
3347 		    !ether_addr_equal(sdata->vif.addr, hdr->addr1)) {  in prepare_for_handlers()
3357 			if (!ether_addr_equal(sdata->vif.addr, hdr->addr1))  in prepare_for_handlers()
3367 			    !ether_addr_equal(sdata->vif.addr, hdr->addr1))  in prepare_for_handlers()
3369 			if (ieee80211_is_public_action(hdr, skb->len))  in prepare_for_handlers()
3371 			if (!ieee80211_is_beacon(hdr->frame_control))  in prepare_for_handlers()
3374 		} else if (!ieee80211_has_tods(hdr->frame_control)) {  in prepare_for_handlers()
3376 			if (ieee80211_is_data(hdr->frame_control))  in prepare_for_handlers()
3379 			if (ieee80211_is_action(hdr->frame_control) &&  in prepare_for_handlers()
3381 			    !ether_addr_equal(bssid, hdr->addr1))  in prepare_for_handlers()
3386 		if (bssid || !ieee80211_is_data(hdr->frame_control))  in prepare_for_handlers()
3388 		if (!ether_addr_equal(sdata->u.wds.remote_addr, hdr->addr2))  in prepare_for_handlers()
3392 		if (!ieee80211_is_public_action(hdr, skb->len) &&  in prepare_for_handlers()
3393 		    !ieee80211_is_probe_req(hdr->frame_control) &&  in prepare_for_handlers()
3394 		    !ieee80211_is_probe_resp(hdr->frame_control) &&  in prepare_for_handlers()
3395 		    !ieee80211_is_beacon(hdr->frame_control))  in prepare_for_handlers()
3397 		if (!ether_addr_equal(sdata->vif.addr, hdr->addr1) &&  in prepare_for_handlers()
3422 	struct ieee80211_hdr *hdr = (void *)skb->data;  in ieee80211_prepare_and_rx_handle()  local
3427 	if (!prepare_for_handlers(rx, hdr))  in ieee80211_prepare_and_rx_handle()
3456 	struct ieee80211_hdr *hdr;  in __ieee80211_rx_handle_packet()  local
3487 	hdr = (struct ieee80211_hdr *)skb->data;  in __ieee80211_rx_handle_packet()
3491 	if (unlikely(ieee80211_is_probe_resp(hdr->frame_control) ||  in __ieee80211_rx_handle_packet()
3492 		     ieee80211_is_beacon(hdr->frame_control)))  in __ieee80211_rx_handle_packet()
3502 		for_each_sta_info(local, tbl, hdr->addr2, sta, tmp) {  in __ieee80211_rx_handle_packet()
3546 		rx.sta = sta_info_get_bss(prev, hdr->addr2);  in __ieee80211_rx_handle_packet()
3554 		rx.sta = sta_info_get_bss(prev, hdr->addr2);  in __ieee80211_rx_handle_packet()