Merge 4.9.152 into android-4.9

Changes in 4.9.152
	tty/ldsem: Wake up readers after timed out down_write()
	tty: Hold tty_ldisc_lock() during tty_reopen()
	tty: Simplify tty->count math in tty_reopen()
	tty: Don't hold ldisc lock in tty_reopen() if ldisc present
	can: gw: ensure DLC boundaries after CAN frame modification
	Revert "f2fs: do not recover from previous remained wrong dnodes"
	media: em28xx: Fix misplaced reset of dev->v4l::field_count
	proc: Remove empty line in /proc/self/status
	Revert "scsi: target: iscsi: cxgbit: fix csk leak"
	scsi: target: iscsi: cxgbit: fix csk leak
	arm64/kvm: consistently handle host HCR_EL2 flags
	arm64: Don't trap host pointer auth use to EL2
	ipv6: fix kernel-infoleak in ipv6_local_error()
	net: bridge: fix a bug on using a neighbour cache entry without checking its state
	packet: Do not leak dev refcounts on error exit
	bonding: update nest level on unlink
	ip: on queued skb use skb_header_pointer instead of pskb_may_pull
	crypto: caam - fix zero-length buffer DMA mapping
	crypto: authencesn - Avoid twice completion call in decrypt path
	crypto: authenc - fix parsing key with misaligned rta_len
	btrfs: wait on ordered extents on abort cleanup
	Yama: Check for pid death before checking ancestry
	scsi: core: Synchronize request queue PM status only on successful resume
	scsi: sd: Fix cache_type_store()
	crypto: talitos - reorder code in talitos_edesc_alloc()
	crypto: talitos - fix ablkcipher for CONFIG_VMAP_STACK
	mips: fix n32 compat_ipc_parse_version
	mfd: tps6586x: Handle interrupts on suspend
	arm64: kaslr: ensure randomized quantities are clean to the PoC
	Disable MSI also when pcie-octeon.pcie_disable on
	omap2fb: Fix stack memory disclosure
	media: vivid: fix error handling of kthread_run
	media: vivid: set min width/height to a value > 0
	LSM: Check for NULL cred-security on free
	media: vb2: vb2_mmap: move lock up
	sunrpc: handle ENOMEM in rpcb_getport_async
	netfilter: ebtables: account ebt_table_info to kmemcg
	selinux: fix GPF on invalid policy
	blockdev: Fix livelocks on loop device
	sctp: allocate sctp_sockaddr_entry with kzalloc
	tipc: fix uninit-value in tipc_nl_compat_link_reset_stats
	tipc: fix uninit-value in tipc_nl_compat_bearer_enable
	tipc: fix uninit-value in tipc_nl_compat_link_set
	tipc: fix uninit-value in tipc_nl_compat_name_table_dump
	tipc: fix uninit-value in tipc_nl_compat_doit
	block/loop: Use global lock for ioctl() operation.
	loop: Fold __loop_release into loop_release
	loop: Get rid of loop_index_mutex
	loop: Fix double mutex_unlock(&loop_ctl_mutex) in loop_control_ioctl()
	drm/fb-helper: Ignore the value of fb_var_screeninfo.pixclock
	mm, memcg: fix reclaim deadlock with writeback
	media: vb2: be sure to unlock mutex on errors
	nbd: set the logical and physical blocksize properly
	nbd: Use set_blocksize() to set device blocksize
	Linux 4.9.152

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