Merge 4.9.186 into android-4.9

Changes in 4.9.186
	crypto: talitos - rename alternative AEAD algos.
	Input: elantech - enable middle button support on 2 ThinkPads
	samples, bpf: fix to change the buffer size for read()
	staging:iio:ad7150: fix threshold mode config bit
	mac80211: mesh: fix RCU warning
	mac80211: free peer keys before vif down in mesh
	mwifiex: Fix possible buffer overflows at parsing bss descriptor
	netfilter: ipv6: nf_defrag: fix leakage of unqueued fragments
	netfilter: ipv6: nf_defrag: accept duplicate fragments again
	dt-bindings: can: mcp251x: add mcp25625 support
	can: mcp251x: add support for mcp25625
	Input: imx_keypad - make sure keyboard can always wake up system
	KVM: arm/arm64: vgic: Fix kvm_device leak in vgic_its_destroy
	mlxsw: spectrum: Disallow prio-tagged packets when PVID is removed
	ARM: davinci: da850-evm: call regulator_has_full_constraints()
	ARM: davinci: da8xx: specify dma_coherent_mask for lcdc
	mac80211: only warn once on chanctx_conf being NULL
	md: fix for divide error in status_resync
	bnx2x: Check if transceiver implements DDM before access
	ip6_tunnel: allow not to count pkts on tstats by passing dev as NULL
	net :sunrpc :clnt :Fix xps refcount imbalance on the error path
	udf: Fix incorrect final NOT_ALLOCATED (hole) extent length
	x86/ptrace: Fix possible spectre-v1 in ptrace_get_debugreg()
	x86/tls: Fix possible spectre-v1 in do_get_thread_area()
	mwifiex: Abort at too short BSS descriptor element
	mwifiex: Fix heap overflow in mwifiex_uap_parse_tail_ies()
	fscrypt: don't set policy for a dead directory
	mwifiex: Don't abort on small, spec-compliant vendor IEs
	USB: serial: ftdi_sio: add ID for isodebug v1
	USB: serial: option: add support for GosunCn ME3630 RNDIS mode
	Revert "serial: 8250: Don't service RX FIFO if interrupts are disabled"
	p54usb: Fix race between disconnect and firmware loading
	usb: gadget: ether: Fix race between gether_disconnect and rx_submit
	usb: renesas_usbhs: add a workaround for a race condition of workqueue
	staging: comedi: dt282x: fix a null pointer deref on interrupt
	staging: comedi: amplc_pci230: fix null pointer deref on interrupt
	carl9170: fix misuse of device driver API
	VMCI: Fix integer overflow in VMCI handle arrays
	MIPS: Remove superfluous check for __linux__
	Revert "e1000e: fix cyclic resets at link up with active tx"
	e1000e: start network tx queue only when link is up
	nilfs2: do not use unexported cpu_to_le32()/le32_to_cpu() in uapi header
	arm64: crypto: remove accidentally backported files
	perf/core: Fix perf_sample_regs_user() mm check
	ARM: omap2: remove incorrect __init annotation
	be2net: fix link failure after ethtool offline test
	ppp: mppe: Add softdep to arc4
	sis900: fix TX completion
	ARM: dts: imx6ul: fix PWM[1-4] interrupts
	dm verity: use message limit for data block corruption message
	ARC: hide unused function unw_hdr_alloc
	s390: fix stfle zero padding
	s390/qdio: (re-)initialize tiqdio list entries
	s390/qdio: don't touch the dsci in tiqdio_add_input_queues()
	Linux 4.9.186

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