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Brian Norris b30faf1139 mac80211: don't WARN on short WMM parameters from AP 
commit 05aaa5c97dce4c10a9e7eae2f1569a684e0c5ced upstream.

In a very similar spirit to commit c470bdc1aaf3 ("mac80211: don't WARN
on bad WMM parameters from buggy APs"), an AP may not transmit a
fully-formed WMM IE. For example, it may miss or repeat an Access
Category. The above loop won't catch that and will instead leave one of
the four ACs zeroed out. This triggers the following warning in
drv_conf_tx()

  wlan0: invalid CW_min/CW_max: 0/0

and it may leave one of the hardware queues unconfigured. If we detect
such a case, let's just print a warning and fall back to the defaults.

Tested with a hacked version of hostapd, intentionally corrupting the
IEs in hostapd_eid_wmm().

Cc: stable@vger.kernel.org
Signed-off-by: Brian Norris <briannorris@chromium.org>
Link: https://lore.kernel.org/r/20190726224758.210953-1-briannorris@chromium.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-06 20:39:36 +02:00
..
6lowpan A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
9p 9p/virtio: Add cleanup path in p9_virtio_init 2020-04-06 20:04:29 +02:00
802 A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
8021q vlan: disable SIOCSHWTSTAMP in container 2020-04-06 17:01:37 +02:00
appletalk appletalk: Fix use-after-free in atalk_proc_exit 2020-04-06 15:20:39 +02:00
atm net: atm: Fix potential Spectre v1 vulnerabilities 2020-04-06 15:28:29 +02:00
ax25 ax25: fix inconsistent lock state in ax25_destroy_timer 2020-04-06 19:03:36 +02:00
batman-adv batman-adv: fix for leaked TVLV handler. 2020-04-06 19:54:11 +02:00
bluetooth Bluetooth: Add SMP workaround Microsoft Surface Precision Mouse bug 2020-04-06 20:04:59 +02:00
bridge net: bridge: delete local fdb on device init failure 2020-04-06 20:28:11 +02:00
caif A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
can can: purge socket error queue on sock destruct 2020-04-06 19:16:48 +02:00
ceph A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
core net: fix ifindex collision during namespace removal 2020-04-06 20:28:14 +02:00
dcb A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
dccp dccp: do not use ipv6 header for ipv4 flow 2020-04-06 12:57:00 +02:00
decnet A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
dns_resolver A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
dsa A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ethernet A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
hsr A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ieee802154 A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ipv4 tcp: be more careful in tcp_fragment() 2020-04-06 20:28:05 +02:00
ipv6 ipv6: check sk sk_type and protocol early in ip_mroute_set/getsockopt 2020-04-06 20:26:00 +02:00
ipx A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
irda A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
iucv A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
key af_key: fix leaks in key_pol_get_resp and dump_sp. 2020-04-06 19:54:25 +02:00
l2tp compat_ioctl: pppoe: fix PPPOEIOCSFWD handling 2020-04-06 20:28:29 +02:00
l3mdev A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
lapb lapb: fixed leak of control-blocks. 2020-04-06 19:03:42 +02:00
llc llc: fix skb leak in llc_build_and_send_ui_pkt() 2020-04-06 18:20:39 +02:00
mac80211 mac80211: don't WARN on short WMM parameters from AP 2020-04-06 20:39:36 +02:00
mac802154 A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
mpls A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
mptcp A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ncm A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
netfilter netfilter: nfnetlink: avoid deadlock due to synchronous request_module 2020-04-06 20:38:36 +02:00
netlabel A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
netlink A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
netrom netrom: hold sock when setting skb->destructor 2020-04-06 20:05:22 +02:00
nfc nfc: fix potential illegal memory access 2020-04-06 20:05:16 +02:00
openvswitch openvswitch: fix flow actions reallocation 2020-04-06 15:07:42 +02:00
packet packet: Fix error path in packet_init 2020-04-06 17:01:35 +02:00
phonet A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
rds net: rds: fix memory leak in rds_ib_flush_mr_pool 2020-04-06 18:45:06 +02:00
rfkill A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
rose net: rose: fix a possible stack overflow 2020-04-06 12:57:06 +02:00
rxrpc A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sched net: sched: Fix a possible null-pointer dereference in dequeue_func() 2020-04-06 20:28:20 +02:00
sctp sctp: change to hold sk after auth shkey is created successfully 2020-04-06 19:17:23 +02:00
sunrpc sunrpc: don't mark uninitialised items as VALID. 2020-04-06 16:38:50 +02:00
switchdev A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
tipc tipc: compat: allow tipc commands without arguments 2020-04-06 20:28:17 +02:00
unix A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
vmw_vsock A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
wimax A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
wireless cfg80211: fix memory leak of wiphy device name 2020-04-06 19:16:58 +02:00
x25 A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
xfrm xfrm: fix sa selector validation 2020-04-06 19:54:59 +02:00
compat.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Kconfig A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Makefile A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
socket.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sysctl_net.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30