Merge 4.9.155 into android-4.9

Changes in 4.9.155
	Fix "net: ipv4: do not handle duplicate fragments as overlapping"
	fs: add the fsnotify call to vfs_iter_write
	ipv6: Consider sk_bound_dev_if when binding a socket to an address
	l2tp: copy 4 more bytes to linear part if necessary
	net/mlx4_core: Add masking for a few queries on HCA caps
	netrom: switch to sock timer API
	net/rose: fix NULL ax25_cb kernel panic
	ucc_geth: Reset BQL queue when stopping device
	net/mlx5e: Allow MAC invalidation while spoofchk is ON
	l2tp: remove l2specific_len dependency in l2tp_core
	l2tp: fix reading optional fields of L2TPv3
	ipvlan, l3mdev: fix broken l3s mode wrt local routes
	CIFS: Do not count -ENODATA as failure for query directory
	fs/dcache: Fix incorrect nr_dentry_unused accounting in shrink_dcache_sb()
	ARM: cns3xxx: Fix writing to wrong PCI config registers after alignment
	arm64: kaslr: ensure randomized quantities are clean also when kaslr is off
	arm64: hyp-stub: Forbid kprobing of the hyp-stub
	arm64: hibernate: Clean the __hyp_text to PoC after resume
	gfs2: Revert "Fix loop in gfs2_rbm_find"
	platform/x86: asus-nb-wmi: Map 0x35 to KEY_SCREENLOCK
	platform/x86: asus-nb-wmi: Drop mapping of 0x33 and 0x34 scan codes
	mmc: sdhci-iproc: handle mmc_of_parse() errors during probe
	kernel/exit.c: release ptraced tasks before zap_pid_ns_processes
	mm, oom: fix use-after-free in oom_kill_process
	mm: hwpoison: use do_send_sig_info() instead of force_sig()
	mm: migrate: don't rely on __PageMovable() of newpage after unlocking it
	cifs: Always resolve hostname before reconnecting
	drivers: core: Remove glue dirs from sysfs earlier
	fs: don't scan the inode cache before SB_BORN is set
	fanotify: fix handling of events on child sub-directory
	Linux 4.9.155

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