[PULL][xenial] v2: Stable update to 4.4.99

[Khaled Elmously]

The following changes since commit fff5806e79de921c7d4318bc49f1068a98927720:

  more bio_map_user_iov() leak fixes (2018-01-19 13:07:42 +0100)

are available in the git repository at:

  git+ssh://kmously@git.launchpad.net/~kmously/ubuntu/+source/linux/+git/xenial update-to-4.4.99

for you to fetch changes up to a198902c09401d800c46adba9191a620fb1b809c:

  Linux 4.4.99 (2018-01-22 15:19:52 -0500)

----------------------------------------------------------------
Alan Stern (1):
      usb: usbtest: fix NULL pointer dereference

Andrei Vagin (1):
      net/unix: don't show information about sockets from other namespaces

Bart Van Assche (1):
      target/iscsi: Fix iSCSI task reassignment handling

Bilal Amarni (1):
      security/keys: add CONFIG_KEYS_COMPAT to Kconfig

Chi-hsien Lin (1):
      brcmfmac: remove setting IBSS mode when stopping AP

Cong Wang (1):
      tun: call dev_get_valid_name() before register_netdevice()

Craig Gallek (1):
      tun/tap: sanitize TUNSETSNDBUF input

Dmitry Torokhov (1):
      Input: ims-psu - check if CDC union descriptor is sane

Eric Dumazet (6):
      tcp: fix tcp_mtu_probe() vs highest_sack
      packet: avoid panic in packet_getsockopt()
      ipv6: flowlabel: do not leave opt->tot_len with garbage
      tcp/dccp: fix ireq->opt races
      tcp/dccp: fix lockdep splat in inet_csk_route_req()
      tcp/dccp: fix other lockdep splats accessing ireq_opt

Greg Kroah-Hartman (1):
      Linux 4.4.99

Guillaume Nault (2):
      l2tp: check ps->sock before running pppol2tp_session_ioctl()
      ppp: fix race in ppp device destruction

Jason A. Donenfeld (1):
      mac80211: use constant time comparison with keys

Johannes Berg (2):
      mac80211: accept key reinstall without changing anything
      mac80211: don't compare TKIP TX MIC key in reinstall prevention

Julien Gomes (1):
      tun: allow positive return values on dev_get_valid_name() call

Nicholas Bellinger (1):
      target: Fix node_acl demo-mode + uncached dynamic shutdown regression

Richard Alpe (1):
      tipc: fix link attribute propagation bug

Takashi Iwai (1):
      ALSA: seq: Cancel pending autoload work at unbinding device

Willy Tarreau (1):
      misc: panel: properly restore atomic counter on error path

Xin Long (4):
      sctp: add the missing sock_owned_by_user check in sctp_icmp_redirect
      ip6_gre: only increase err_count for some certain type icmpv6 in ip6gre_err
      sctp: reset owner sk for data chunks on out queues when migrating a sock
      ipip: only increase err_count for some certain type icmp in ipip_err

 Makefile                                           |  2 +-
 arch/powerpc/Kconfig                               |  5 --
 arch/s390/Kconfig                                  |  3 --
 arch/sparc/Kconfig                                 |  3 --
 arch/x86/Kconfig                                   |  4 --
 drivers/input/misc/ims-pcu.c                       | 16 +++++-
 drivers/net/macvtap.c                              |  2 +
 drivers/net/ppp/ppp_generic.c                      | 20 ++++++++
 drivers/net/tun.c                                  |  7 +++
 drivers/net/wireless/brcm80211/brcmfmac/cfg80211.c |  3 --
 drivers/staging/panel/panel.c                      | 23 +++++++--
 drivers/target/iscsi/iscsi_target.c                | 19 +++----
 drivers/target/target_core_tpg.c                   |  4 +-
 drivers/target/target_core_transport.c             |  4 +-
 drivers/usb/misc/usbtest.c                         |  5 +-
 include/linux/netdevice.h                          |  3 ++
 include/net/inet_sock.h                            |  8 ++-
 include/net/tcp.h                                  |  6 +--
 include/target/target_core_base.h                  |  1 +
 net/core/dev.c                                     |  6 +--
 net/dccp/ipv4.c                                    | 13 +++--
 net/ipv4/cipso_ipv4.c                              | 24 +++------
 net/ipv4/inet_connection_sock.c                    |  9 ++--
 net/ipv4/ipip.c                                    | 58 ++++++++++++++++------
 net/ipv4/syncookies.c                              |  2 +-
 net/ipv4/tcp_input.c                               |  2 +-
 net/ipv4/tcp_ipv4.c                                | 21 ++++----
 net/ipv4/tcp_output.c                              |  3 +-
 net/ipv6/ip6_flowlabel.c                           |  1 +
 net/ipv6/ip6_gre.c                                 | 11 ++--
 net/ipv6/ip6_output.c                              |  4 +-
 net/l2tp/l2tp_ppp.c                                |  3 ++
 net/mac80211/key.c                                 | 53 ++++++++++++++++++--
 net/packet/af_packet.c                             | 24 ++++++---
 net/sctp/input.c                                   |  2 +-
 net/sctp/socket.c                                  | 32 ++++++++++++
 net/tipc/link.c                                    | 28 +++--------
 net/tipc/link.h                                    |  1 -
 net/unix/diag.c                                    |  2 +
 security/keys/Kconfig                              |  4 ++
 sound/core/seq/seq_device.c                        |  3 ++
 41 files changed, 298 insertions(+), 146 deletions(-)