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c8eaf3479e
linux/net/mac80211
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Filip Matusiak c8eaf3479e mac80211: Ignore VHT IE from peer with wrong rx_mcs_map 
This is a workaround for VHT-enabled STAs which break the spec
and have the VHT-MCS Rx map filled in with value 3 for all eight
spacial streams, an example is AR9462 in AP mode.

As per spec, in section 22.1.1 Introduction to the VHT PHY
A VHT STA shall support at least single spactial stream VHT-MCSs
0 to 7 (transmit and receive) in all supported channel widths.

Some devices in STA mode will get firmware assert when trying to
associate, examples are QCA9377 & QCA6174.

Packet example of broken VHT Cap IE of AR9462:

Tag: VHT Capabilities (IEEE Std 802.11ac/D3.1)
    Tag Number: VHT Capabilities (IEEE Std 802.11ac/D3.1) (191)
    Tag length: 12
    VHT Capabilities Info: 0x00000000
    VHT Supported MCS Set
        Rx MCS Map: 0xffff
            .... .... .... ..11 = Rx 1 SS: Not Supported (0x0003)
            .... .... .... 11.. = Rx 2 SS: Not Supported (0x0003)
            .... .... ..11 .... = Rx 3 SS: Not Supported (0x0003)
            .... .... 11.. .... = Rx 4 SS: Not Supported (0x0003)
            .... ..11 .... .... = Rx 5 SS: Not Supported (0x0003)
            .... 11.. .... .... = Rx 6 SS: Not Supported (0x0003)
            ..11 .... .... .... = Rx 7 SS: Not Supported (0x0003)
            11.. .... .... .... = Rx 8 SS: Not Supported (0x0003)
        ...0 0000 0000 0000 = Rx Highest Long GI Data Rate (in Mb/s, 0 = subfield not in use): 0x0000
        Tx MCS Map: 0xffff
        ...0 0000 0000 0000 = Tx Highest Long GI Data Rate  (in Mb/s, 0 = subfield not in use): 0x0000

Signed-off-by: Filip Matusiak <filip.matusiak@tieto.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2016-11-15 14:18:43 +01:00
..
aes_ccm.c mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
aes_ccm.h mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
aes_cmac.c mac80211: remove ieee80211_aes_cmac_calculate_k1_k2() 2015-08-13 11:31:45 +02:00
aes_cmac.h mac80111: Add BIP-CMAC-256 cipher 2015-01-27 11:09:13 +01:00
aes_gcm.c mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
aes_gcm.h mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
aes_gmac.c mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
aes_gmac.h mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
agg-rx.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2016-09-23 06:46:57 -04:00
agg-tx.c mac80211: reject TSPEC TIDs (TSIDs) for aggregation 2016-09-15 10:08:52 +02:00
cfg.c mac80211: Add API to report NAN function match 2016-09-30 13:21:57 +02:00
chan.c mac80211: add boilerplate code for start / stop NAN 2016-09-30 13:21:19 +02:00
debug.h mac80211: 802.11p OCB mode support 2014-11-04 13:18:21 +01:00
debugfs_key.c mac80211: move TKIP TX IVs to public part of key struct 2016-02-24 09:04:38 +01:00
debugfs_key.h
debugfs_netdev.c mac80211: add offset_tsf driver op and use it for mesh 2016-09-30 13:45:44 +02:00
debugfs_netdev.h mac80211: fix some missing includes 2014-04-09 14:49:43 +02:00
debugfs_sta.c mac80211: remove sta_remove_debugfs driver callback 2016-09-15 16:46:19 +02:00
debugfs_sta.h
debugfs.c mac80211: Export fq memory limit information in debugfs 2016-09-30 13:29:31 +02:00
debugfs.h mac80211: fix some missing includes 2014-04-09 14:49:43 +02:00
driver-ops.c mac80211: add offset_tsf driver op and use it for mesh 2016-09-30 13:45:44 +02:00
driver-ops.h mac80211: add offset_tsf driver op and use it for mesh 2016-09-30 13:45:44 +02:00
ethtool.c mac80211: move station statistics into sub-structs 2015-10-21 10:08:22 +02:00
ht.c mac80211: limit the A-MSDU Tx based on peer's capabilities 2016-02-24 09:04:20 +01:00
ibss.c cfg80211: remove enum ieee80211_band 2016-04-12 15:56:15 +02:00
ieee80211_i.h Merge remote-tracking branch 'net-next/master' into mac80211-next 2016-10-04 09:46:44 +02:00
iface.c mac80211: Implement add_nan_func and rm_nan_func 2016-09-30 13:21:52 +02:00
Kconfig mac80211: use DECLARE_EWMA 2015-08-14 17:49:53 +02:00
key.c mac80211: add fast-rx path 2016-04-06 13:18:18 +02:00
key.h mac80211: move TKIP TX IVs to public part of key struct 2016-02-24 09:04:38 +01:00
led.c mac80211: fix throughput LED trigger 2015-05-11 19:16:04 +02:00
led.h mac80211: make LED triggering depend on activation 2015-05-05 14:21:56 +02:00
main.c mac80211: Implement add_nan_func and rm_nan_func 2016-09-30 13:21:52 +02:00
Makefile mac80211: remove event.c 2015-10-14 18:40:26 +02:00
mesh_hwmp.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net 2016-09-23 06:46:57 -04:00
mesh_pathtbl.c mac80211: make mpath path fixing more robust 2016-09-12 12:27:14 +02:00
mesh_plink.c mac80211: use common cleanup for user/!user_mpm 2016-06-30 12:06:41 +02:00
mesh_ps.c mac80211: mesh: separate plid and aid concepts 2015-07-17 15:47:11 +02:00
mesh_sync.c mac80211: mesh: decrease max drift 2016-09-30 13:47:00 +02:00
mesh.c mac80211: mesh: flush stations before beacons are stopped 2016-08-03 08:45:15 +02:00
mesh.h mac80211: mesh: fix cleanup for mesh pathtable 2016-04-05 21:34:53 +02:00
michael.c
michael.h mac80211: fix some missing includes 2014-04-09 14:49:43 +02:00
mlme.c mac80211: fix possible out-of-bounds access 2016-09-15 16:46:16 +02:00
ocb.c mac80211: remove rx_stats.last_rx update after sta alloc 2016-04-06 13:18:15 +02:00
offchannel.c mac80211: fix CMD_FRAME for AP_VLAN 2016-10-12 09:19:12 +02:00
pm.c mac80211: remove useless open_count check 2016-09-13 15:39:29 +02:00
rate.c cfg80211: remove enum ieee80211_band 2016-04-12 15:56:15 +02:00
rate.h mac80211: remove sta_info debugfs sub-struct 2016-04-05 11:59:05 +02:00
rc80211_minstrel_debugfs.c mac80211: minstrel[_ht]: remove non-ascii debugfs characters 2015-09-29 15:56:47 +02:00
rc80211_minstrel_ht_debugfs.c mac80211: minstrel[_ht]: remove non-ascii debugfs characters 2015-09-29 15:56:47 +02:00
rc80211_minstrel_ht.c cfg80211: remove enum ieee80211_band 2016-04-12 15:56:15 +02:00
rc80211_minstrel_ht.h mac80211: add max lossless throughput per rate 2015-04-01 20:44:32 +02:00
rc80211_minstrel.c cfg80211: remove enum ieee80211_band 2016-04-12 15:56:15 +02:00
rc80211_minstrel.h mac80211: add standard deviation to Minstrel stats 2015-04-01 20:44:33 +02:00
rx.c mac80211: validate DA/SA during A-MSDU decapsulation 2016-10-12 09:19:11 +02:00
scan.c mac80211: fix scan completed tracing 2016-09-15 16:46:16 +02:00
spectmgmt.c mac80211: parse wide bandwidth channel switch IE with workaround 2016-07-06 14:55:04 +02:00
sta_info.c Merge remote-tracking branch 'net-next/master' into mac80211-next 2016-10-04 09:46:44 +02:00
sta_info.h mac80211: Use rhltable instead of rhashtable 2016-09-20 04:43:36 -04:00
status.c mac80211: Use rhltable instead of rhashtable 2016-09-20 04:43:36 -04:00
tdls.c mac80211: TDLS: don't require beaconing for AP BW 2016-08-30 08:03:41 +02:00
tkip.c mac80211: move TKIP TX IVs to public part of key struct 2016-02-24 09:04:38 +01:00
tkip.h mac80211: move TKIP TX IVs to public part of key struct 2016-02-24 09:04:38 +01:00
trace_msg.h mac80211: Move message tracepoints to their own header 2015-04-07 12:32:09 -04:00
trace.c mac80211: Move message tracepoints to their own header 2015-04-07 12:32:09 -04:00
trace.h mac80211: add offset_tsf driver op and use it for mesh 2016-09-30 13:45:44 +02:00
tx.c Merge remote-tracking branch 'net-next/master' into mac80211-next 2016-10-04 09:46:44 +02:00
util.c mac80211: Move reorder-sensitive TX handlers to after TXQ dequeue 2016-09-30 14:46:57 +02:00
vht.c mac80211: Ignore VHT IE from peer with wrong rx_mcs_map 2016-11-15 14:18:43 +01:00
wep.c mac80211: move WEP tailroom size check 2015-05-11 14:51:29 +02:00
wep.h
wme.c mac80211: synchronously reserve TID per station 2014-11-19 18:45:36 +01:00
wme.h mac80211: add WMM admission control support 2014-10-22 10:42:09 +02:00
wpa.c mac80211: move struct aead_req off the stack 2016-10-17 16:14:04 +02:00
wpa.h mac80111: Add BIP-GMAC-128 and BIP-GMAC-256 ciphers 2015-01-27 11:10:13 +01:00