Merge 4.9.26 into android-4.9

Merge 4.9.26 into android-4.9

Changes in 4.9.26:
	Revert "mmc: sdhci-msm: Enable few quirks"
	ping: implement proper locking
	sparc64: kern_addr_valid regression
	sparc64: Fix kernel panic due to erroneous #ifdef surrounding pmd_write()
	net: neigh: guard against NULL solicit() method
	net: phy: handle state correctly in phy_stop_machine
	kcm: return immediately after copy_from_user() failure
	bpf: improve verifier packet range checks
	net/mlx5: Avoid dereferencing uninitialized pointer
	l2tp: hold tunnel socket when handling control frames in l2tp_ip and l2tp_ip6
	l2tp: purge socket queues in the .destruct() callback
	net/packet: fix overflow in check for tp_frame_nr
	net/packet: fix overflow in check for tp_reserve
	l2tp: take reference on sessions being dumped
	l2tp: fix PPP pseudo-wire auto-loading
	net: ipv4: fix multipath RTM_GETROUTE behavior when iif is given
	sctp: listen on the sock only when it's state is listening or closed
	tcp: clear saved_syn in tcp_disconnect()
	ipv6: Fix idev->addr_list corruption
	net-timestamp: avoid use-after-free in ip_recv_error
	net: vrf: Fix setting NLM_F_EXCL flag when adding l3mdev rule
	sh_eth: unmap DMA buffers when freeing rings
	dp83640: don't recieve time stamps twice
	gso: Validate assumption of frag_list segementation
	net: ipv6: RTF_PCPU should not be settable from userspace
	netpoll: Check for skb->queue_mapping
	ip6mr: fix notification device destruction
	net/mlx5: Fix driver load bad flow when having fw initializing timeout
	net/mlx5e: Fix small packet threshold
	net/mlx5e: Fix ETHTOOL_GRXCLSRLALL handling
	macvlan: Fix device ref leak when purging bc_queue
	net: ipv6: regenerate host route if moved to gc list
	net: phy: fix auto-negotiation stall due to unavailable interrupt
	ipv6: check skb->protocol before lookup for nexthop
	tcp: memset ca_priv data to 0 properly
	ipv6: check raw payload size correctly in ioctl
	ALSA: oxfw: fix regression to handle Stanton SCS.1m/1d
	ALSA: firewire-lib: fix inappropriate assignment between signed/unsigned type
	ALSA: seq: Don't break snd_use_lock_sync() loop by timeout
	ARC: [plat-eznps] Fix build error
	MIPS: KGDB: Use kernel context for sleeping threads
	MIPS: cevt-r4k: Fix out-of-bounds array access
	MIPS: Avoid BUG warning in arch_check_elf
	p9_client_readdir() fix
	ASoC: intel: Fix PM and non-atomic crash in bytcr drivers
	Input: i8042 - add Clevo P650RS to the i8042 reset list
	nfsd: check for oversized NFSv2/v3 arguments
	nfsd4: minor NFSv2/v3 write decoding cleanup
	nfsd: stricter decoding of write-like NFSv2/v3 ops
	ceph: fix recursion between ceph_set_acl() and __ceph_setattr()
	macsec: avoid heap overflow in skb_to_sgvec
	net: can: usb: gs_usb: Fix buffer on stack
	ARCv2: save r30 on kernel entry as gcc uses it for code-gen
	ftrace/x86: Fix triple fault with graph tracing and suspend-to-ram
	Linux 4.9.26

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