Merge 4.4.85 into android-4.4

Changes in 4.4.85
	af_key: do not use GFP_KERNEL in atomic contexts
	dccp: purge write queue in dccp_destroy_sock()
	dccp: defer ccid_hc_tx_delete() at dismantle time
	ipv4: fix NULL dereference in free_fib_info_rcu()
	net_sched/sfq: update hierarchical backlog when drop packet
	ipv4: better IP_MAX_MTU enforcement
	sctp: fully initialize the IPv6 address in sctp_v6_to_addr()
	tipc: fix use-after-free
	ipv6: reset fn->rr_ptr when replacing route
	ipv6: repair fib6 tree in failure case
	tcp: when rearming RTO, if RTO time is in past then fire RTO ASAP
	irda: do not leak initialized list.dev to userspace
	net: sched: fix NULL pointer dereference when action calls some targets
	net_sched: fix order of queue length updates in qdisc_replace()
	mei: me: add broxton pci device ids
	mei: me: add lewisburg device ids
	Input: trackpoint - add new trackpoint firmware ID
	Input: elan_i2c - add ELAN0602 ACPI ID to support Lenovo Yoga310
	ALSA: core: Fix unexpected error at replacing user TLV
	ALSA: hda - Add stereo mic quirk for Lenovo G50-70 (17aa:3978)
	ARCv2: PAE40: Explicitly set MSB counterpart of SLC region ops addresses
	i2c: designware: Fix system suspend
	drm: Release driver tracking before making the object available again
	drm/atomic: If the atomic check fails, return its value first
	drm: rcar-du: lvds: Fix PLL frequency-related configuration
	drm: rcar-du: lvds: Rename PLLEN bit to PLLON
	drm: rcar-du: Fix crash in encoder failure error path
	drm: rcar-du: Fix display timing controller parameter
	drm: rcar-du: Fix H/V sync signal polarity configuration
	tracing: Fix freeing of filter in create_filter() when set_str is false
	cifs: Fix df output for users with quota limits
	cifs: return ENAMETOOLONG for overlong names in cifs_open()/cifs_lookup()
	nfsd: Limit end of page list when decoding NFSv4 WRITE
	perf/core: Fix group {cpu,task} validation
	Bluetooth: hidp: fix possible might sleep error in hidp_session_thread
	Bluetooth: cmtp: fix possible might sleep error in cmtp_session
	Bluetooth: bnep: fix possible might sleep error in bnep_session
	binder: use group leader instead of open thread
	binder: Use wake up hint for synchronous transactions.
	ANDROID: binder: fix proc->tsk check.
	iio: imu: adis16480: Fix acceleration scale factor for adis16480
	iio: hid-sensor-trigger: Fix the race with user space powering up sensors
	staging: rtl8188eu: add RNX-N150NUB support
	ASoC: simple-card: don't fail if sysclk setting is not supported
	ASoC: rsnd: disable SRC.out only when stop timing
	ASoC: rsnd: avoid pointless loop in rsnd_mod_interrupt()
	ASoC: rsnd: Add missing initialization of ADG req_rate
	ASoC: rsnd: ssi: 24bit data needs right-aligned settings
	ASoC: rsnd: don't call update callback if it was NULL
	ntb_transport: fix qp count bug
	ntb_transport: fix bug calculating num_qps_mw
	ACPI: ioapic: Clear on-stack resource before using it
	ACPI / APEI: Add missing synchronize_rcu() on NOTIFY_SCI removal
	Linux 4.4.85

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>