aboutsummaryrefslogtreecommitdiffstats
path: root/package/mac80211/patches/300-pending_work.patch
blob: d367b9f617a73416b701b6141c9ebf3115fde763 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
--- a/drivers/net/wireless/ath/ath9k/ar9003_mac.c
+++ b/drivers/net/wireless/ath/ath9k/ar9003_mac.c
@@ -510,7 +510,11 @@ int ath9k_hw_process_rxdesc_edma(struct 
 		 */
 		if (rxsp->status11 & AR_CRCErr)
 			rxs->rs_status |= ATH9K_RXERR_CRC;
-		else if (rxsp->status11 & AR_PHYErr) {
+		else if (rxsp->status11 & AR_DecryptCRCErr)
+			rxs->rs_status |= ATH9K_RXERR_DECRYPT;
+		else if (rxsp->status11 & AR_MichaelErr)
+			rxs->rs_status |= ATH9K_RXERR_MIC;
+		if (rxsp->status11 & AR_PHYErr) {
 			phyerr = MS(rxsp->status11, AR_PHYErrCode);
 			/*
 			 * If we reach a point here where AR_PostDelimCRCErr is
@@ -532,11 +536,7 @@ int ath9k_hw_process_rxdesc_edma(struct 
 				rxs->rs_status |= ATH9K_RXERR_PHY;
 				rxs->rs_phyerr = phyerr;
 			}
-
-		} else if (rxsp->status11 & AR_DecryptCRCErr)
-			rxs->rs_status |= ATH9K_RXERR_DECRYPT;
-		else if (rxsp->status11 & AR_MichaelErr)
-			rxs->rs_status |= ATH9K_RXERR_MIC;
+		};
 	}
 
 	if (rxsp->status11 & AR_KeyMiss)
--- a/drivers/net/wireless/ath/carl9170/tx.c
+++ b/drivers/net/wireless/ath/carl9170/tx.c
@@ -1236,6 +1236,7 @@ static bool carl9170_tx_ps_drop(struct a
 {
 	struct ieee80211_sta *sta;
 	struct carl9170_sta_info *sta_info;
+	struct ieee80211_tx_info *tx_info;
 
 	rcu_read_lock();
 	sta = __carl9170_get_tx_sta(ar, skb);
@@ -1243,12 +1244,13 @@ static bool carl9170_tx_ps_drop(struct a
 		goto out_rcu;
 
 	sta_info = (void *) sta->drv_priv;
-	if (unlikely(sta_info->sleeping)) {
-		struct ieee80211_tx_info *tx_info;
+	tx_info = IEEE80211_SKB_CB(skb);
 
+	if (unlikely(sta_info->sleeping) &&
+	    !(tx_info->flags & (IEEE80211_TX_CTL_NO_PS_BUFFER |
+				IEEE80211_TX_CTL_CLEAR_PS_FILT))) {
 		rcu_read_unlock();
 
-		tx_info = IEEE80211_SKB_CB(skb);
 		if (tx_info->flags & IEEE80211_TX_CTL_AMPDU)
 			atomic_dec(&ar->tx_ampdu_upload);
 
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -1694,7 +1694,7 @@ il4965_tx_skb(struct il_priv *il, struct
 		sta_priv = (void *)sta->drv_priv;
 
 	if (sta_priv && sta_priv->asleep &&
-	    (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
+	    (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
 		/*
 		 * This sends an asynchronous command to the device,
 		 * but we can rely on it being processed before the
--- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c
@@ -322,7 +322,7 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
 		sta_priv = (void *)info->control.sta->drv_priv;
 
 	if (sta_priv && sta_priv->asleep &&
-	    (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)) {
+	    (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)) {
 		/*
 		 * This sends an asynchronous command to the device,
 		 * but we can rely on it being processed before the
@@ -331,6 +331,10 @@ int iwlagn_tx_skb(struct iwl_priv *priv,
 		 * counter.
 		 * For now set the counter to just 1 since we do not
 		 * support uAPSD yet.
+		 *
+		 * FIXME: If we get two non-bufferable frames one
+		 * after the other, we might only send out one of
+		 * them because this is racy.
 		 */
 		iwl_sta_modify_sleep_tx_count(priv, sta_id, 1);
 	}
--- a/drivers/net/wireless/p54/txrx.c
+++ b/drivers/net/wireless/p54/txrx.c
@@ -690,7 +690,7 @@ static void p54_tx_80211_header(struct p
 	if (!(info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ))
 		*flags |= P54_HDR_FLAG_DATA_OUT_SEQNR;
 
-	if (info->flags & IEEE80211_TX_CTL_POLL_RESPONSE)
+	if (info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER)
 		*flags |= P54_HDR_FLAG_DATA_OUT_NOCANCEL;
 
 	if (info->flags & IEEE80211_TX_CTL_CLEAR_PS_FILT)
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -341,9 +341,9 @@ struct ieee80211_bss_conf {
  *	used to indicate that a frame was already retried due to PS
  * @IEEE80211_TX_INTFL_DONT_ENCRYPT: completely internal to mac80211,
  *	used to indicate frame should not be encrypted
- * @IEEE80211_TX_CTL_POLL_RESPONSE: This frame is a response to a poll
- *	frame (PS-Poll or uAPSD) and should be sent although the station
- *	is in powersave mode.
+ * @IEEE80211_TX_CTL_NO_PS_BUFFER: This frame is a response to a poll
+ *	frame (PS-Poll or uAPSD) or a non-bufferable MMPDU and must
+ *	be sent although the station is in powersave mode.
  * @IEEE80211_TX_CTL_MORE_FRAMES: More frames will be passed to the
  *	transmit function after the current frame, this can be used
  *	by drivers to kick the DMA queue only if unset or when the
@@ -399,7 +399,7 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_INTFL_NEED_TXPROCESSING	= BIT(14),
 	IEEE80211_TX_INTFL_RETRIED		= BIT(15),
 	IEEE80211_TX_INTFL_DONT_ENCRYPT		= BIT(16),
-	IEEE80211_TX_CTL_POLL_RESPONSE		= BIT(17),
+	IEEE80211_TX_CTL_NO_PS_BUFFER		= BIT(17),
 	IEEE80211_TX_CTL_MORE_FRAMES		= BIT(18),
 	IEEE80211_TX_INTFL_RETRANSMISSION	= BIT(19),
 	/* hole at 20, use later */
@@ -425,7 +425,7 @@ enum mac80211_tx_control_flags {
 	IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU |	      \
 	IEEE80211_TX_STAT_TX_FILTERED |	IEEE80211_TX_STAT_ACK |		      \
 	IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK |	      \
-	IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_POLL_RESPONSE |   \
+	IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_NO_PS_BUFFER |    \
 	IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC |		      \
 	IEEE80211_TX_CTL_STBC | IEEE80211_TX_STATUS_EOSP)
 
@@ -1634,7 +1634,7 @@ void ieee80211_free_txskb(struct ieee802
  * the station sends a PS-Poll or a uAPSD trigger frame, mac80211
  * will inform the driver of this with the @allow_buffered_frames
  * callback; this callback is optional. mac80211 will then transmit
- * the frames as usual and set the %IEEE80211_TX_CTL_POLL_RESPONSE
+ * the frames as usual and set the %IEEE80211_TX_CTL_NO_PS_BUFFER
  * on each frame. The last frame in the service period (or the only
  * response to a PS-Poll) also has %IEEE80211_TX_STATUS_EOSP set to
  * indicate that it ends the service period; as this frame must have
@@ -1642,6 +1642,9 @@ void ieee80211_free_txskb(struct ieee802
  * When TX status is reported for this frame, the service period is
  * marked has having ended and a new one can be started by the peer.
  *
+ * Additionally, non-bufferable MMPDUs can also be transmitted by
+ * mac80211 with the %IEEE80211_TX_CTL_NO_PS_BUFFER set in them.
+ *
  * Another race condition can happen on some devices like iwlwifi
  * when there are frames queued for the station and it wakes up
  * or polls; the frames that are already queued could end up being
@@ -2140,7 +2143,7 @@ enum ieee80211_frame_release_type {
  * @allow_buffered_frames: Prepare device to allow the given number of frames
  *	to go out to the given station. The frames will be sent by mac80211
  *	via the usual TX path after this call. The TX information for frames
- *	released will also have the %IEEE80211_TX_CTL_POLL_RESPONSE flag set
+ *	released will also have the %IEEE80211_TX_CTL_NO_PS_BUFFER flag set
  *	and the last one will also have %IEEE80211_TX_STATUS_EOSP set. In case
  *	frames from multiple TIDs are released and the driver might reorder
  *	them between the TIDs, it must set the %IEEE80211_TX_STATUS_EOSP flag
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -187,6 +187,8 @@ static void ieee80211_send_addba_resp(st
 		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
 	else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
 		memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
+	else if (sdata->vif.type == NL80211_IFTYPE_WDS)
+		memcpy(mgmt->bssid, da, ETH_ALEN);
 
 	mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
 					  IEEE80211_STYPE_ACTION);
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -81,7 +81,8 @@ static void ieee80211_send_addba_request
 	memcpy(mgmt->sa, sdata->vif.addr, ETH_ALEN);
 	if (sdata->vif.type == NL80211_IFTYPE_AP ||
 	    sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
-	    sdata->vif.type == NL80211_IFTYPE_MESH_POINT)
+	    sdata->vif.type == NL80211_IFTYPE_MESH_POINT ||
+	    sdata->vif.type == NL80211_IFTYPE_WDS)
 		memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
 	else if (sdata->vif.type == NL80211_IFTYPE_STATION)
 		memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
@@ -471,6 +472,7 @@ int ieee80211_start_tx_ba_session(struct
 	    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 	    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 	    sdata->vif.type != NL80211_IFTYPE_AP &&
+	    sdata->vif.type != NL80211_IFTYPE_WDS &&
 	    sdata->vif.type != NL80211_IFTYPE_ADHOC)
 		return -EINVAL;
 
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -63,11 +63,11 @@ static ssize_t sta_flags_read(struct fil
 	test_sta_flag(sta, WLAN_STA_##flg) ? #flg "\n" : ""
 
 	int res = scnprintf(buf, sizeof(buf),
-			    "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
+			    "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s",
 			    TEST(AUTH), TEST(ASSOC), TEST(PS_STA),
 			    TEST(PS_DRIVER), TEST(AUTHORIZED),
 			    TEST(SHORT_PREAMBLE),
-			    TEST(WME), TEST(WDS), TEST(CLEAR_PS_FILT),
+			    TEST(WME), TEST(CLEAR_PS_FILT),
 			    TEST(MFP), TEST(BLOCK_BA), TEST(PSPOLL),
 			    TEST(UAPSD), TEST(SP), TEST(TDLS_PEER),
 			    TEST(TDLS_PEER_AUTH), TEST(4ADDR_EVENT),
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -178,7 +178,6 @@ static int ieee80211_do_open(struct net_
 {
 	struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 	struct ieee80211_local *local = sdata->local;
-	struct sta_info *sta;
 	u32 changed = 0;
 	int res;
 	u32 hw_reconf_flags = 0;
@@ -309,28 +308,6 @@ static int ieee80211_do_open(struct net_
 
 	set_bit(SDATA_STATE_RUNNING, &sdata->state);
 
-	if (sdata->vif.type == NL80211_IFTYPE_WDS) {
-		/* Create STA entry for the WDS peer */
-		sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
-				     GFP_KERNEL);
-		if (!sta) {
-			res = -ENOMEM;
-			goto err_del_interface;
-		}
-
-		sta_info_pre_move_state(sta, IEEE80211_STA_AUTH);
-		sta_info_pre_move_state(sta, IEEE80211_STA_ASSOC);
-		sta_info_pre_move_state(sta, IEEE80211_STA_AUTHORIZED);
-
-		res = sta_info_insert(sta);
-		if (res) {
-			/* STA has been freed */
-			goto err_del_interface;
-		}
-
-		rate_control_rate_init(sta);
-	}
-
 	/*
 	 * set_multicast_list will be invoked by the networking core
 	 * which will check whether any increments here were done in
@@ -357,8 +334,7 @@ static int ieee80211_do_open(struct net_
 	netif_tx_start_all_queues(dev);
 
 	return 0;
- err_del_interface:
-	drv_remove_interface(local, sdata);
+
  err_stop:
 	if (!local->open_count)
 		drv_stop(local);
@@ -722,6 +698,70 @@ static void ieee80211_if_setup(struct ne
 	dev->destructor = free_netdev;
 }
 
+static void ieee80211_wds_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
+					 struct sk_buff *skb)
+{
+	struct ieee80211_local *local = sdata->local;
+	struct ieee80211_rx_status *rx_status;
+	struct ieee802_11_elems elems;
+	struct ieee80211_mgmt *mgmt;
+	struct sta_info *sta;
+	size_t baselen;
+	u32 rates = 0;
+	u16 stype;
+	bool new = false;
+	enum ieee80211_band band = local->hw.conf.channel->band;
+	struct ieee80211_supported_band *sband = local->hw.wiphy->bands[band];
+
+	rx_status = IEEE80211_SKB_RXCB(skb);
+	mgmt = (struct ieee80211_mgmt *) skb->data;
+	stype = le16_to_cpu(mgmt->frame_control) & IEEE80211_FCTL_STYPE;
+
+	if (stype != IEEE80211_STYPE_BEACON)
+		return;
+
+	baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
+	if (baselen > skb->len)
+		return;
+
+	ieee802_11_parse_elems(mgmt->u.probe_resp.variable,
+			       skb->len - baselen, &elems);
+
+	rates = ieee80211_sta_get_rates(local, &elems, band);
+
+	rcu_read_lock();
+
+	sta = sta_info_get(sdata, sdata->u.wds.remote_addr);
+
+	if (!sta) {
+		rcu_read_unlock();
+		sta = sta_info_alloc(sdata, sdata->u.wds.remote_addr,
+				     GFP_KERNEL);
+		if (!sta)
+			return;
+
+		new = true;
+	}
+
+	sta->last_rx = jiffies;
+	sta->sta.supp_rates[local->hw.conf.channel->band] = rates;
+
+	if (elems.ht_cap_elem)
+		ieee80211_ht_cap_ie_to_sta_ht_cap(sdata, sband,
+				elems.ht_cap_elem, &sta->sta.ht_cap);
+
+	if (elems.wmm_param)
+		set_sta_flag(sta, WLAN_STA_WME);
+
+	if (new) {
+		set_sta_flag(sta, WLAN_STA_AUTHORIZED);
+		rate_control_rate_init(sta);
+		sta_info_insert_rcu(sta);
+	}
+
+	rcu_read_unlock();
+}
+
 static void ieee80211_iface_work(struct work_struct *work)
 {
 	struct ieee80211_sub_if_data *sdata =
@@ -826,6 +866,9 @@ static void ieee80211_iface_work(struct 
 				break;
 			ieee80211_mesh_rx_queued_mgmt(sdata, skb);
 			break;
+		case NL80211_IFTYPE_WDS:
+			ieee80211_wds_rx_queued_mgmt(sdata, skb);
+			break;
 		default:
 			WARN(1, "frame for unexpected interface type");
 			break;
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -489,12 +489,12 @@ ieee80211_rx_mesh_check(struct ieee80211
 			if (ieee80211_has_tods(hdr->frame_control) ||
 				!ieee80211_has_fromds(hdr->frame_control))
 				return RX_DROP_MONITOR;
-			if (memcmp(hdr->addr3, dev_addr, ETH_ALEN) == 0)
+			if (compare_ether_addr(hdr->addr3, dev_addr) == 0)
 				return RX_DROP_MONITOR;
 		} else {
 			if (!ieee80211_has_a4(hdr->frame_control))
 				return RX_DROP_MONITOR;
-			if (memcmp(hdr->addr4, dev_addr, ETH_ALEN) == 0)
+			if (compare_ether_addr(hdr->addr4, dev_addr) == 0)
 				return RX_DROP_MONITOR;
 		}
 	}
@@ -2282,6 +2282,7 @@ ieee80211_rx_h_action(struct ieee80211_r
 		    sdata->vif.type != NL80211_IFTYPE_MESH_POINT &&
 		    sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
 		    sdata->vif.type != NL80211_IFTYPE_AP &&
+		    sdata->vif.type != NL80211_IFTYPE_WDS &&
 		    sdata->vif.type != NL80211_IFTYPE_ADHOC)
 			break;
 
@@ -2336,7 +2337,7 @@ ieee80211_rx_h_action(struct ieee80211_r
 			if (sdata->vif.type != NL80211_IFTYPE_STATION)
 				break;
 
-			if (memcmp(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN))
+			if (compare_ether_addr(mgmt->bssid, sdata->u.mgd.bssid))
 				break;
 
 			goto queue;
@@ -2492,14 +2493,15 @@ ieee80211_rx_h_mgmt(struct ieee80211_rx_
 
 	if (!ieee80211_vif_is_mesh(&sdata->vif) &&
 	    sdata->vif.type != NL80211_IFTYPE_ADHOC &&
-	    sdata->vif.type != NL80211_IFTYPE_STATION)
+	    sdata->vif.type != NL80211_IFTYPE_STATION &&
+	    sdata->vif.type != NL80211_IFTYPE_WDS)
 		return RX_DROP_MONITOR;
 
 	switch (stype) {
 	case cpu_to_le16(IEEE80211_STYPE_AUTH):
 	case cpu_to_le16(IEEE80211_STYPE_BEACON):
 	case cpu_to_le16(IEEE80211_STYPE_PROBE_RESP):
-		/* process for all: mesh, mlme, ibss */
+		/* process for all: mesh, mlme, ibss, wds */
 		break;
 	case cpu_to_le16(IEEE80211_STYPE_ASSOC_RESP):
 	case cpu_to_le16(IEEE80211_STYPE_REASSOC_RESP):
@@ -2853,10 +2855,16 @@ static int prepare_for_handlers(struct i
 		}
 		break;
 	case NL80211_IFTYPE_WDS:
-		if (bssid || !ieee80211_is_data(hdr->frame_control))
-			return 0;
 		if (compare_ether_addr(sdata->u.wds.remote_addr, hdr->addr2))
 			return 0;
+
+		if (ieee80211_is_data(hdr->frame_control) ||
+		    ieee80211_is_action(hdr->frame_control)) {
+			if (compare_ether_addr(sdata->vif.addr, hdr->addr1))
+				return 0;
+		} else if (!ieee80211_is_beacon(hdr->frame_control))
+			return 0;
+
 		break;
 	default:
 		/* should never get here */
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -9,6 +9,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/etherdevice.h>
 #include <linux/netdevice.h>
 #include <linux/types.h>
 #include <linux/slab.h>
@@ -101,7 +102,7 @@ struct sta_info *sta_info_get(struct iee
 				    lockdep_is_held(&local->sta_mtx));
 	while (sta) {
 		if (sta->sdata == sdata &&
-		    memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+		    compare_ether_addr(sta->sta.addr, addr) == 0)
 			break;
 		sta = rcu_dereference_check(sta->hnext,
 					    lockdep_is_held(&local->sta_mtx));
@@ -124,7 +125,7 @@ struct sta_info *sta_info_get_bss(struct
 	while (sta) {
 		if ((sta->sdata == sdata ||
 		     (sta->sdata->bss && sta->sdata->bss == sdata->bss)) &&
-		    memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+		    compare_ether_addr(sta->sta.addr, addr) == 0)
 			break;
 		sta = rcu_dereference_check(sta->hnext,
 					    lockdep_is_held(&local->sta_mtx));
@@ -1050,7 +1051,7 @@ static void ieee80211_send_null_response
 	 * exchange. Also set EOSP to indicate this packet
 	 * ends the poll/service period.
 	 */
-	info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE |
+	info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER |
 		       IEEE80211_TX_STATUS_EOSP |
 		       IEEE80211_TX_CTL_REQ_TX_STATUS;
 
@@ -1177,7 +1178,7 @@ ieee80211_sta_ps_deliver_response(struct
 			 * STA may still remain is PS mode after this frame
 			 * exchange.
 			 */
-			info->flags |= IEEE80211_TX_CTL_POLL_RESPONSE;
+			info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
 
 			/*
 			 * Use MoreData flag to indicate whether there are
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -14,6 +14,7 @@
 #include <linux/if_ether.h>
 #include <linux/workqueue.h>
 #include <linux/average.h>
+#include <linux/etherdevice.h>
 #include "key.h"
 
 /**
@@ -31,7 +32,6 @@
  * @WLAN_STA_SHORT_PREAMBLE: Station is capable of receiving short-preamble
  *	frames.
  * @WLAN_STA_WME: Station is a QoS-STA.
- * @WLAN_STA_WDS: Station is one of our WDS peers.
  * @WLAN_STA_CLEAR_PS_FILT: Clear PS filter in hardware (using the
  *	IEEE80211_TX_CTL_CLEAR_PS_FILT control flag) when the next
  *	frame to this station is transmitted.
@@ -62,7 +62,6 @@ enum ieee80211_sta_info_flags {
 	WLAN_STA_AUTHORIZED,
 	WLAN_STA_SHORT_PREAMBLE,
 	WLAN_STA_WME,
-	WLAN_STA_WDS,
 	WLAN_STA_CLEAR_PS_FILT,
 	WLAN_STA_MFP,
 	WLAN_STA_BLOCK_BA,
@@ -489,7 +488,7 @@ void for_each_sta_info_type_check(struct
 		nxt = _sta ? rcu_dereference(_sta->hnext) : NULL	\
 	     )								\
 	/* compare address and run code only if it matches */		\
-	if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0)
+	if (compare_ether_addr(_sta->sta.addr, (_addr)) == 0)
 
 /*
  * Get STA info by index, BROKEN!
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -448,18 +448,23 @@ ieee80211_tx_h_unicast_ps_buf(struct iee
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
 	struct ieee80211_local *local = tx->local;
 
-	if (unlikely(!sta ||
-		     ieee80211_is_probe_resp(hdr->frame_control) ||
-		     ieee80211_is_auth(hdr->frame_control) ||
-		     ieee80211_is_assoc_resp(hdr->frame_control) ||
-		     ieee80211_is_reassoc_resp(hdr->frame_control)))
+	if (unlikely(!sta))
 		return TX_CONTINUE;
 
 	if (unlikely((test_sta_flag(sta, WLAN_STA_PS_STA) ||
 		      test_sta_flag(sta, WLAN_STA_PS_DRIVER)) &&
-		     !(info->flags & IEEE80211_TX_CTL_POLL_RESPONSE))) {
+		     !(info->flags & IEEE80211_TX_CTL_NO_PS_BUFFER))) {
 		int ac = skb_get_queue_mapping(tx->skb);
 
+		/* only deauth, disassoc and action are bufferable MMPDUs */
+		if (ieee80211_is_mgmt(hdr->frame_control) &&
+		    !ieee80211_is_deauth(hdr->frame_control) &&
+		    !ieee80211_is_disassoc(hdr->frame_control) &&
+		    !ieee80211_is_action(hdr->frame_control)) {
+			info->flags |= IEEE80211_TX_CTL_NO_PS_BUFFER;
+			return TX_CONTINUE;
+		}
+
 #ifdef CONFIG_MAC80211_VERBOSE_PS_DEBUG
 		printk(KERN_DEBUG "STA %pM aid %d: PS buffer for AC %d\n",
 		       sta->sta.addr, sta->sta.aid, ac);
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -480,7 +480,7 @@ struct ieee80211_if_ibss {
 
 	bool control_port;
 
-	u8 bssid[ETH_ALEN];
+	u8 bssid[ETH_ALEN] __aligned(2);
 	u8 ssid[IEEE80211_MAX_SSID_LEN];
 	u8 ssid_len, ie_len;
 	u8 *ie;
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -66,7 +66,7 @@ static void __ieee80211_sta_join_ibss(st
 	skb_reset_tail_pointer(skb);
 	skb_reserve(skb, sdata->local->hw.extra_tx_headroom);
 
-	if (memcmp(ifibss->bssid, bssid, ETH_ALEN))
+	if (compare_ether_addr(ifibss->bssid, bssid))
 		sta_info_flush(sdata->local, sdata);
 
 	/* if merging, indicate to driver that we leave the old IBSS */
@@ -403,7 +403,7 @@ static void ieee80211_rx_bss_info(struct
 		return;
 
 	if (sdata->vif.type == NL80211_IFTYPE_ADHOC &&
-	    memcmp(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, sdata->u.ibss.bssid) == 0) {
 
 		rcu_read_lock();
 		sta = sta_info_get(sdata, mgmt->sa);
@@ -508,7 +508,7 @@ static void ieee80211_rx_bss_info(struct
 		goto put_bss;
 
 	/* same BSSID */
-	if (memcmp(cbss->bssid, sdata->u.ibss.bssid, ETH_ALEN) == 0)
+	if (compare_ether_addr(cbss->bssid, sdata->u.ibss.bssid) == 0)
 		goto put_bss;
 
 	if (rx_status->flag & RX_FLAG_MACTIME_MPDU) {
@@ -831,8 +831,8 @@ static void ieee80211_rx_mgmt_probe_req(
 	if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
 		return;
 
-	if (memcmp(mgmt->bssid, ifibss->bssid, ETH_ALEN) != 0 &&
-	    memcmp(mgmt->bssid, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) != 0)
+	if (compare_ether_addr(mgmt->bssid, ifibss->bssid) != 0 &&
+	    !is_broadcast_ether_addr(mgmt->bssid))
 		return;
 
 	end = ((u8 *) mgmt) + len;
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -204,7 +204,7 @@ int mesh_rmc_check(u8 *sa, struct ieee80
 			kmem_cache_free(rm_cache, p);
 			--entries;
 		} else if ((seqnum == p->seqnum) &&
-			   (memcmp(sa, p->sa, ETH_ALEN) == 0))
+			   (compare_ether_addr(sa, p->sa) == 0))
 			return -1;
 	}
 
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -8,6 +8,7 @@
  */
 
 #include <linux/slab.h>
+#include <linux/etherdevice.h>
 #include <asm/unaligned.h>
 #include "wme.h"
 #include "mesh.h"
@@ -419,7 +420,7 @@ static u32 hwmp_route_info_get(struct ie
 		new_metric = MAX_METRIC;
 	exp_time = TU_TO_EXP_TIME(orig_lifetime);
 
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0) {
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0) {
 		/* This MP is the originator, we are not interested in this
 		 * frame, except for updating transmitter's path info.
 		 */
@@ -469,7 +470,7 @@ static u32 hwmp_route_info_get(struct ie
 
 	/* Update and check transmitter routing info */
 	ta = mgmt->sa;
-	if (memcmp(orig_addr, ta, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, ta) == 0)
 		fresh_info = false;
 	else {
 		fresh_info = true;
@@ -529,7 +530,7 @@ static void hwmp_preq_frame_process(stru
 
 	mhwmp_dbg("received PREQ from %pM", orig_addr);
 
-	if (memcmp(target_addr, sdata->vif.addr, ETH_ALEN) == 0) {
+	if (compare_ether_addr(target_addr, sdata->vif.addr) == 0) {
 		mhwmp_dbg("PREQ is for us");
 		forward = false;
 		reply = true;
@@ -624,7 +625,7 @@ static void hwmp_prep_frame_process(stru
 	mhwmp_dbg("received PREP from %pM", PREP_IE_ORIG_ADDR(prep_elem));
 
 	orig_addr = PREP_IE_ORIG_ADDR(prep_elem);
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
 		/* destination, no forwarding required */
 		return;
 
@@ -694,10 +695,12 @@ static void hwmp_perr_frame_process(stru
 	rcu_read_lock();
 	mpath = mesh_path_lookup(target_addr, sdata);
 	if (mpath) {
+		struct sta_info *sta;
+
 		spin_lock_bh(&mpath->state_lock);
+		sta = next_hop_deref_protected(mpath);
 		if (mpath->flags & MESH_PATH_ACTIVE &&
-		    memcmp(ta, next_hop_deref_protected(mpath)->sta.addr,
-							ETH_ALEN) == 0 &&
+		    compare_ether_addr(ta, sta->sta.addr) == 0 &&
 		    (!(mpath->flags & MESH_PATH_SN_VALID) ||
 		    SN_GT(target_sn, mpath->sn))) {
 			mpath->flags &= ~MESH_PATH_ACTIVE;
@@ -739,7 +742,7 @@ static void hwmp_rann_frame_process(stru
 	metric = rann->rann_metric;
 
 	/*  Ignore our own RANNs */
-	if (memcmp(orig_addr, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(orig_addr, sdata->vif.addr) == 0)
 		return;
 
 	mhwmp_dbg("received RANN from %pM (is_gate=%d)", orig_addr,
@@ -1064,7 +1067,7 @@ int mesh_nexthop_lookup(struct sk_buff *
 	if (time_after(jiffies,
 		       mpath->exp_time -
 		       msecs_to_jiffies(sdata->u.mesh.mshcfg.path_refresh_time)) &&
-	    !memcmp(sdata->vif.addr, hdr->addr4, ETH_ALEN) &&
+	    !compare_ether_addr(sdata->vif.addr, hdr->addr4) &&
 	    !(mpath->flags & MESH_PATH_RESOLVING) &&
 	    !(mpath->flags & MESH_PATH_FIXED))
 		mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH);
--- a/net/mac80211/mesh_pathtbl.c
+++ b/net/mac80211/mesh_pathtbl.c
@@ -350,7 +350,7 @@ static struct mesh_path *mpath_lookup(st
 	hlist_for_each_entry_rcu(node, n, bucket, list) {
 		mpath = node->mpath;
 		if (mpath->sdata == sdata &&
-				memcmp(dst, mpath->dst, ETH_ALEN) == 0) {
+				compare_ether_addr(dst, mpath->dst) == 0) {
 			if (MPATH_EXPIRED(mpath)) {
 				spin_lock_bh(&mpath->state_lock);
 				mpath->flags &= ~MESH_PATH_ACTIVE;
@@ -525,7 +525,7 @@ int mesh_path_add(u8 *dst, struct ieee80
 	int err = 0;
 	u32 hash_idx;
 
-	if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(dst, sdata->vif.addr) == 0)
 		/* never add ourselves as neighbours */
 		return -ENOTSUPP;
 
@@ -566,7 +566,8 @@ int mesh_path_add(u8 *dst, struct ieee80
 	err = -EEXIST;
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
-		if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
+		if (mpath->sdata == sdata &&
+		    compare_ether_addr(dst, mpath->dst) == 0)
 			goto err_exists;
 	}
 
@@ -657,7 +658,7 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
 	int err = 0;
 	u32 hash_idx;
 
-	if (memcmp(dst, sdata->vif.addr, ETH_ALEN) == 0)
+	if (compare_ether_addr(dst, sdata->vif.addr) == 0)
 		/* never add ourselves as neighbours */
 		return -ENOTSUPP;
 
@@ -694,7 +695,8 @@ int mpp_path_add(u8 *dst, u8 *mpp, struc
 	err = -EEXIST;
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
-		if (mpath->sdata == sdata && memcmp(dst, mpath->dst, ETH_ALEN) == 0)
+		if (mpath->sdata == sdata &&
+		    compare_ether_addr(dst, mpath->dst) == 0)
 			goto err_exists;
 	}
 
@@ -887,7 +889,7 @@ int mesh_path_del(u8 *addr, struct ieee8
 	hlist_for_each_entry(node, n, bucket, list) {
 		mpath = node->mpath;
 		if (mpath->sdata == sdata &&
-		    memcmp(addr, mpath->dst, ETH_ALEN) == 0) {
+		    compare_ether_addr(addr, mpath->dst) == 0) {
 			__mesh_path_del(tbl, node);
 			goto enddel;
 		}
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1812,7 +1812,7 @@ ieee80211_rx_mgmt_auth(struct ieee80211_
 
 	memcpy(bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN);
 
-	if (memcmp(bssid, mgmt->bssid, ETH_ALEN))
+	if (compare_ether_addr(bssid, mgmt->bssid))
 		return RX_MGMT_NONE;
 
 	auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
@@ -1893,7 +1893,7 @@ ieee80211_rx_mgmt_deauth(struct ieee8021
 		return RX_MGMT_NONE;
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return RX_MGMT_NONE;
 
 	bssid = ifmgd->associated->bssid;
@@ -1925,7 +1925,7 @@ ieee80211_rx_mgmt_disassoc(struct ieee80
 		return RX_MGMT_NONE;
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return RX_MGMT_NONE;
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
@@ -2190,7 +2190,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee
 
 	if (!assoc_data)
 		return RX_MGMT_NONE;
-	if (memcmp(assoc_data->bss->bssid, mgmt->bssid, ETH_ALEN))
+	if (compare_ether_addr(assoc_data->bss->bssid, mgmt->bssid))
 		return RX_MGMT_NONE;
 
 	/*
@@ -2278,8 +2278,8 @@ static void ieee80211_rx_bss_info(struct
 	bool need_ps = false;
 
 	if (sdata->u.mgd.associated &&
-	    memcmp(mgmt->bssid, sdata->u.mgd.associated->bssid,
-		   ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, sdata->u.mgd.associated->bssid)
+	    == 0) {
 		bss = (void *)sdata->u.mgd.associated->priv;
 		/* not previously set so we may need to recalc */
 		need_ps = !bss->dtim_period;
@@ -2334,7 +2334,7 @@ static void ieee80211_rx_mgmt_probe_resp
 
 	ASSERT_MGD_MTX(ifmgd);
 
-	if (memcmp(mgmt->da, sdata->vif.addr, ETH_ALEN))
+	if (compare_ether_addr(mgmt->da, sdata->vif.addr))
 		return; /* ignore ProbeResp to foreign address */
 
 	baselen = (u8 *) mgmt->u.probe_resp.variable - (u8 *) mgmt;
@@ -2347,11 +2347,12 @@ static void ieee80211_rx_mgmt_probe_resp
 	ieee80211_rx_bss_info(sdata, mgmt, len, rx_status, &elems, false);
 
 	if (ifmgd->associated &&
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN) == 0)
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid) == 0)
 		ieee80211_reset_ap_probe(sdata);
 
 	if (ifmgd->auth_data && !ifmgd->auth_data->bss->proberesp_ies &&
-	    memcmp(mgmt->bssid, ifmgd->auth_data->bss->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, ifmgd->auth_data->bss->bssid)
+	    == 0) {
 		/* got probe response, continue with auth */
 		printk(KERN_DEBUG "%s: direct probe responded\n", sdata->name);
 		ifmgd->auth_data->tries = 0;
@@ -2408,7 +2409,8 @@ static void ieee80211_rx_mgmt_beacon(str
 		return;
 
 	if (ifmgd->assoc_data && !ifmgd->assoc_data->have_beacon &&
-	    memcmp(mgmt->bssid, ifmgd->assoc_data->bss->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(mgmt->bssid, ifmgd->assoc_data->bss->bssid)
+	    == 0) {
 		ieee802_11_parse_elems(mgmt->u.beacon.variable,
 				       len - baselen, &elems);
 
@@ -2423,7 +2425,7 @@ static void ieee80211_rx_mgmt_beacon(str
 	}
 
 	if (!ifmgd->associated ||
-	    memcmp(mgmt->bssid, ifmgd->associated->bssid, ETH_ALEN))
+	    compare_ether_addr(mgmt->bssid, ifmgd->associated->bssid))
 		return;
 	bssid = ifmgd->associated->bssid;
 
@@ -3285,7 +3287,7 @@ int ieee80211_mgd_assoc(struct ieee80211
 		bool match;
 
 		/* keep sta info, bssid if matching */
-		match = memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN) == 0;
+		match = compare_ether_addr(ifmgd->bssid, req->bss->bssid) == 0;
 		ieee80211_destroy_auth_data(sdata, match);
 	}
 
@@ -3407,7 +3409,7 @@ int ieee80211_mgd_assoc(struct ieee80211
 			goto err_clear;
 		}
 	} else
-		WARN_ON_ONCE(memcmp(ifmgd->bssid, req->bss->bssid, ETH_ALEN));
+		WARN_ON_ONCE(compare_ether_addr(ifmgd->bssid, req->bss->bssid));
 
 	if (!bss->dtim_period &&
 	    sdata->local->hw.flags & IEEE80211_HW_NEED_DTIM_PERIOD) {
@@ -3448,7 +3450,7 @@ int ieee80211_mgd_deauth(struct ieee8021
 	mutex_lock(&ifmgd->mtx);
 
 	if (ifmgd->associated &&
-	    memcmp(ifmgd->associated->bssid, req->bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(ifmgd->associated->bssid, req->bssid) == 0) {
 		ieee80211_set_disassoc(sdata, false, true);
 		assoc_bss = true;
 	} else if (ifmgd->auth_data) {
--- a/net/mac80211/status.c
+++ b/net/mac80211/status.c
@@ -10,6 +10,7 @@
  */
 
 #include <linux/export.h>
+#include <linux/etherdevice.h>
 #include <net/mac80211.h>
 #include <asm/unaligned.h>
 #include "ieee80211_i.h"
@@ -377,7 +378,7 @@ void ieee80211_tx_status(struct ieee8021
 
 	for_each_sta_info(local, hdr->addr1, sta, tmp) {
 		/* skip wrong virtual interface */
-		if (memcmp(hdr->addr2, sta->sdata->vif.addr, ETH_ALEN))
+		if (compare_ether_addr(hdr->addr2, sta->sdata->vif.addr))
 			continue;
 
 		if (info->flags & IEEE80211_TX_STATUS_EOSP)
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -6,6 +6,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/etherdevice.h>
 #include <linux/netdevice.h>
 #include <linux/nl80211.h>
 #include <linux/slab.h>
@@ -100,7 +101,7 @@ void __cfg80211_send_deauth(struct net_d
 	ASSERT_WDEV_LOCK(wdev);
 
 	if (wdev->current_bss &&
-	    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
 		cfg80211_unhold_bss(wdev->current_bss);
 		cfg80211_put_bss(&wdev->current_bss->pub);
 		wdev->current_bss = NULL;
@@ -115,7 +116,7 @@ void __cfg80211_send_deauth(struct net_d
 
 		reason_code = le16_to_cpu(mgmt->u.deauth.reason_code);
 
-		from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+		from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
 		__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
 	} else if (wdev->sme_state == CFG80211_SME_CONNECTING) {
 		__cfg80211_connect_result(dev, mgmt->bssid, NULL, 0, NULL, 0,
@@ -154,7 +155,7 @@ void __cfg80211_send_disassoc(struct net
 		return;
 
 	if (wdev->current_bss &&
-	    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0) {
 		cfg80211_sme_disassoc(dev, wdev->current_bss);
 		cfg80211_unhold_bss(wdev->current_bss);
 		cfg80211_put_bss(&wdev->current_bss->pub);
@@ -165,7 +166,7 @@ void __cfg80211_send_disassoc(struct net
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
 
-	from_ap = memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0;
+	from_ap = compare_ether_addr(mgmt->sa, dev->dev_addr) != 0;
 	__cfg80211_disconnected(dev, NULL, 0, reason_code, from_ap);
 }
 EXPORT_SYMBOL(__cfg80211_send_disassoc);
@@ -285,7 +286,7 @@ int __cfg80211_mlme_auth(struct cfg80211
 			return -EINVAL;
 
 	if (wdev->current_bss &&
-	    memcmp(bssid, wdev->current_bss->pub.bssid, ETH_ALEN) == 0)
+	    compare_ether_addr(bssid, wdev->current_bss->pub.bssid) == 0)
 		return -EALREADY;
 
 	memset(&req, 0, sizeof(req));
@@ -362,7 +363,7 @@ int __cfg80211_mlme_assoc(struct cfg8021
 	memset(&req, 0, sizeof(req));
 
 	if (wdev->current_bss && prev_bssid &&
-	    memcmp(wdev->current_bss->pub.bssid, prev_bssid, ETH_ALEN) == 0) {
+	    compare_ether_addr(wdev->current_bss->pub.bssid, prev_bssid) == 0) {
 		/*
 		 * Trying to reassociate: Allow this to proceed and let the old
 		 * association to be dropped when the new one is completed.
@@ -446,7 +447,8 @@ int __cfg80211_mlme_deauth(struct cfg802
 
 	if (local_state_change) {
 		if (wdev->current_bss &&
-		    memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0) {
+		    compare_ether_addr(wdev->current_bss->pub.bssid, bssid)
+		    == 0) {
 			cfg80211_unhold_bss(wdev->current_bss);
 			cfg80211_put_bss(&wdev->current_bss->pub);
 			wdev->current_bss = NULL;
@@ -495,7 +497,7 @@ static int __cfg80211_mlme_disassoc(stru
 	req.local_state_change = local_state_change;
 	req.ie = ie;
 	req.ie_len = ie_len;
-	if (memcmp(wdev->current_bss->pub.bssid, bssid, ETH_ALEN) == 0)
+	if (compare_ether_addr(wdev->current_bss->pub.bssid, bssid) == 0)
 		req.bss = &wdev->current_bss->pub;
 	else
 		return -ENOTCONN;
@@ -758,8 +760,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 				break;
 			}
 
-			if (memcmp(wdev->current_bss->pub.bssid,
-				   mgmt->bssid, ETH_ALEN)) {
+			if (compare_ether_addr(wdev->current_bss->pub.bssid,
+					       mgmt->bssid)) {
 				err = -ENOTCONN;
 				break;
 			}
@@ -772,8 +774,8 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 				break;
 
 			/* for station, check that DA is the AP */
-			if (memcmp(wdev->current_bss->pub.bssid,
-				   mgmt->da, ETH_ALEN)) {
+			if (compare_ether_addr(wdev->current_bss->pub.bssid,
+					       mgmt->da)) {
 				err = -ENOTCONN;
 				break;
 			}
@@ -781,11 +783,11 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 		case NL80211_IFTYPE_AP:
 		case NL80211_IFTYPE_P2P_GO:
 		case NL80211_IFTYPE_AP_VLAN:
-			if (memcmp(mgmt->bssid, dev->dev_addr, ETH_ALEN))
+			if (compare_ether_addr(mgmt->bssid, dev->dev_addr))
 				err = -EINVAL;
 			break;
 		case NL80211_IFTYPE_MESH_POINT:
-			if (memcmp(mgmt->sa, mgmt->bssid, ETH_ALEN)) {
+			if (compare_ether_addr(mgmt->sa, mgmt->bssid)) {
 				err = -EINVAL;
 				break;
 			}
@@ -804,7 +806,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg8021
 			return err;
 	}
 
-	if (memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) != 0)
+	if (compare_ether_addr(mgmt->sa, dev->dev_addr) != 0)
 		return -EINVAL;
 
 	/* Transmit the Action frame as requested by user space */
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -378,7 +378,7 @@ static int cmp_bss_core(struct cfg80211_
 			       b->len_information_elements);
 	}
 
-	return memcmp(a->bssid, b->bssid, ETH_ALEN);
+	return compare_ether_addr(a->bssid, b->bssid);
 }
 
 static int cmp_bss(struct cfg80211_bss *a,