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Sara Sharon 9a5d353908 mac80211: avoid kernel panic when building AMSDU from non-linear SKB 
[ Upstream commit 166ac9d55b0ab70b644e429be1f217fe8393cbd7 ]

When building building AMSDU from non-linear SKB, we hit a
kernel panic when trying to push the padding to the tail.
Instead, put the padding at the head of the next subframe.
This also fixes the A-MSDU subframes to not have the padding
accounted in the length field and not have pad at all for
the last subframe, both required by the spec.

Fixes: 6e0456b54545 ("mac80211: add A-MSDU tx support")
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Reviewed-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2018-10-10 08:54:19 +02:00
..
6lowpan
6lowpan: iphc: reset mac_header after decompress to fix panic
2018-10-03 17:00:47 -07:00
9p
net/9p: fix error path of p9_virtio_probe
2018-09-15 09:45:29 +02:00
802
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
8021q
net: fix use-after-free in GRO with ESP
2018-07-22 14:28:44 +02:00
appletalk
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
atm
atm: Preserve value of skb->truesize when accounting to vcc
2018-07-22 14:28:43 +02:00
ax25
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
batman-adv
batman-adv: Fix multicast TT issues with bogus ROAM flags
2018-08-24 13:09:05 +02:00
bluetooth
Bluetooth: Use lock_sock_nested in bt_accept_enqueue
2018-09-26 08:38:09 +02:00
bpf
…
bridge
netfilter: ebtables: reject non-bridge targets
2018-07-22 14:28:49 +02:00
caif
net: caif: Add a missing rcu_read_unlock() in caif_flow_cb
2018-09-05 09:26:27 +02:00
can
can: af_can: canfd_rcv(): replace WARN_ONCE by pr_warn_once
2018-01-23 19:58:17 +01:00
ceph
libceph, ceph: avoid memory leak when specifying same option several times
2018-05-30 07:52:04 +02:00
core
neighbour: confirm neigh entries when ARP packet is received
2018-09-29 03:06:01 -07:00
dcb
net: dcb: For wild-card lookups, use priority -1, not 0
2018-09-19 22:43:43 +02:00
dccp
dccp: fix undefined behavior with 'cwnd' shift in ccid2_cwnd_restart()
2018-08-22 07:46:08 +02:00
decnet
dn_getsockoptdecnet: move nf_{get/set}sockopt outside sock lock
2018-02-25 11:07:52 +01:00
dns_resolver
KEYS: DNS: fix parsing multiple options
2018-07-22 14:28:49 +02:00
dsa
net: dsa: Do not suspend/resume closed slave_dev
2018-08-06 16:20:48 +02:00
ethernet
networking: make skb_push & __skb_push return void pointers
2017-06-16 11:48:40 -04:00
hsr
net/hsr: Check skb_put_padto() return value
2017-08-22 13:40:23 -07:00
ieee802154
inet: frags: fix ip6frag_low_thresh boundary
2018-09-19 22:43:47 +02:00
ife
net: sched: ife: check on metadata length
2018-04-29 11:33:13 +02:00
ipv4
udp4: fix IP_CMSG_CHECKSUM for connected sockets
2018-09-29 03:06:00 -07:00
ipv6
udp6: add missing checks on edumux packet processing
2018-09-29 03:06:01 -07:00
ipx
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
iucv
net/iucv: Free memory obtained by kzalloc
2018-03-31 18:10:41 +02:00
kcm
kcm: Fix use-after-free caused by clonned sockets
2018-06-11 22:49:19 +02:00
key
af_key: Always verify length of provided sadb_key
2018-06-16 09:45:14 +02:00
l2tp
l2tp: use sk_dst_check() to avoid race on sk->sk_dst_cache
2018-08-22 07:46:08 +02:00
l3mdev
…
lapb
net, lapb: convert lapb_cb.refcnt from atomic_t to refcount_t
2017-07-04 22:35:16 +01:00
llc
llc: use refcount_inc_not_zero() for llc_sap_find()
2018-08-22 07:46:08 +02:00
mac80211
mac80211: avoid kernel panic when building AMSDU from non-linear SKB
2018-10-10 08:54:19 +02:00
mac802154
net: mac802154: tx: expand tailroom if necessary
2018-09-09 19:55:52 +02:00
mpls
mpls, nospec: Sanitize array index in mpls_label_ok()
2018-02-22 15:42:28 +01:00
ncsi
net/ncsi: Fix length of GVI response packet
2017-10-21 01:56:38 +01:00
netfilter
netfilter: fix memory leaks on netlink_dump_start error
2018-09-15 09:45:28 +02:00
netlabel
netlabel: If PF_INET6, check sk_buff ip header version
2018-05-30 07:52:40 +02:00
netlink
netlink: Don't shift on 64 for ngroups
2018-08-09 12:16:38 +02:00
netrom
net, netrom: convert nr_node.refcount from atomic_t to refcount_t
2017-07-04 22:35:17 +01:00
nfc
NFC: Fix possible memory corruption when handling SHDLC I-Frame commands
2018-09-29 03:06:01 -07:00
nsh
nsh: set mac len based on inner packet
2018-07-22 14:28:49 +02:00
openvswitch
openvswitch: Don't swap table in nlattr_set() after OVS_ATTR_NESTED is found
2018-05-19 10:20:24 +02:00
packet
packet: refine ring v3 block size test to hold one frame
2018-08-24 13:09:22 +02:00
phonet
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
psample
MAINTAINERS: Update Yotam's E-mail
2017-11-01 12:19:03 +09:00
qrtr
net: qrtr: Broadcast messages only from control port
2018-08-24 13:09:13 +02:00
rds
rds: fix two RCU related problems
2018-09-26 08:37:57 +02:00
rfkill
rfkill: gpio: fix memory leak in probe error path
2018-05-16 10:10:26 +02:00
rose
…
rxrpc
rxrpc: Fix user call ID check in rxrpc_service_prealloc_one
2018-08-06 16:20:48 +02:00
sched
net/sched: act_sample: fix NULL dereference in the data path
2018-09-29 03:06:01 -07:00
sctp
sctp: hold transport before accessing its asoc in sctp_transport_get_next
2018-09-15 09:45:25 +02:00
smc
net/smc: no shutdown in state SMC_LISTEN
2018-08-24 13:09:22 +02:00
strparser
strparser: Remove early eaten to fix full tcp receive buffer stall
2018-07-22 14:28:47 +02:00
sunrpc
sunrpc: Don't use stack buffer with scatterlist
2018-09-15 09:45:26 +02:00
switchdev
net: switchdev: Remove bridge bypass support from switchdev
2017-08-07 14:48:48 -07:00
tipc
tipc: fix a missing rhashtable_walk_exit()
2018-09-15 09:45:25 +02:00
tls
tls: possible hang when do_tcp_sendpages hits sndbuf is full case
2018-10-03 17:00:58 -07:00
unix
License cleanup: add SPDX license identifiers to some files
2017-11-02 10:04:46 -07:00
vmw_vsock
vsock: split dwork to avoid reinitializations
2018-08-22 07:46:08 +02:00
wimax
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
wireless
nl80211: Add a missing break in parse_station_flags
2018-09-05 09:26:24 +02:00
x25
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
xfrm
xfrm: fix 'passing zero to ERR_PTR()' warning
2018-09-26 08:37:59 +02:00
compat.c
net: support compat 64-bit time in {s,g}etsockopt
2018-05-19 10:20:24 +02:00
Kconfig
net: Remove CONFIG_NETFILTER_DEBUG and _ASSERT() macros.
2017-09-04 13:25:20 +02:00
Makefile
License cleanup: add SPDX GPL-2.0 license identifier to files with no license
2017-11-02 11:10:55 +01:00
socket.c
net: socket: fix potential spectre v1 gadget in socketcall
2018-08-06 16:20:48 +02:00
sysctl_net.c
…