Merge 3.18.40 into android-3.18

Changes in 3.18.40:
	Revert "drm/i915/ilk: Don't disable SSC source if it's in use"
	HID: uhid: fix timeout when probe races with IO
	s5p-mfc: Set device name for reserved memory region devs
	s5p-mfc: Add release callback for memory region devs
	netlabel: add address family checks to netlbl_{sock,req}_delattr()
	PCI: Mark Atheros AR9485 and QCA9882 to avoid bus reset
	gpio: pca953x: Fix NBANK calculation for PCA9536
	Update my main e-mails at the Kernel tree
	usb: dwc3: fix for the isoc transfer EP_BUSY flag
	crypto: gcm - Filter out async ghash if necessary
	of: fix memory leak related to safe_name()
	serial: samsung: Fix ERR pointer dereference on deferred probe
	hp-wmi: Fix wifi cannot be hard-unblocked
	usb: renesas_usbhs: fix the sequence in xfer_work()
	usb: renesas_usbhs: fix NULL pointer dereference in xfer_work()
	usb: renesas_usbhs: protect the CFIFOSEL setting in usbhsg_ep_enable()
	ext4: check for extents that wrap around
	ext4: fix deadlock during page writeback
	ext4: don't call ext4_should_journal_data() on the journal inode
	ARM: dts: sunxi: Add a startup delay for fixed regulator enabled phys
	ext4: validate s_reserved_gdt_blocks on mount
	drm/radeon: add a delay after ATPX dGPU power off
	drm/radeon: Poll for both connect/disconnect on analog connectors
	[media] media: dvb_ringbuffer: Add memory barriers
	[media] Fix RC5 decoding with Fintek CIR chipset
	Bluetooth: Add USB ID 13D3:3487 to ath3k
	Bluetooth: Add support of 13d3:3490 AR3012 device
	[media] media: usbtv: prevent access to free'd resources
	cifs: Check for existing directory when opening file with O_CREAT
	s390/mm: fix gmap tlb flush issues
	USB: quirks: Fix another ELAN touchscreen
	usb: quirks: Add no-lpm quirk for Elan
	KVM: nVMX: Fix memory corruption when using VMCS shadowing
	drm/radeon: support backlight control for UNIPHY3
	ext4: short-cut orphan cleanup on error
	powerpc/tm: Avoid SLB faults in treclaim/trecheckpoint when RI=0
	powerpc/tm: Fix stack pointer corruption in __tm_recheckpoint()
	USB: serial: option: add support for Telit LE910 PID 0x1206
	Bluetooth: Fix l2cap_sock_setsockopt() with optname BT_RCVMTU
	crypto: scatterwalk - Fix test in scatterwalk_done
	arm64: debug: unmask PSTATE.D earlier
	mtd: nand: fix bug writing 1 byte less than page size
	target: Fix missing complete during ABORT_TASK + CMD_T_FABRIC_STOP
	target: Fix race between iscsi-target connection shutdown + ABORT_TASK
	cifs: fix crash due to race in hmac(md5) handling
	audit: Fix check of return value of strnlen_user()
	Fix broken audit tests for exec arg len
	audit: fix a double fetch in audit_log_single_execve_arg()
	iscsi-target: Fix panic when adding second TCP connection to iSCSI session
	gpio: intel-mid: Remove potentially harmful code
	nfs: don't create zero-length requests
	dcache: let the dentry count go down to zero without taking d_lock
	fs/dcache.c: avoid soft-lockup in dput()
	net/irda: fix NULL pointer dereference on memory allocation failure
	module: Invalidate signatures on force-loaded modules
	Documentation/module-signing.txt: Note need for version info if reusing a key
	Input: i8042 - break load dependency between atkbd/psmouse and i8042
	fs/cifs: make share unaccessible at root level mountable
	CIFS: Fix a possible invalid memory access in smb2_query_symlink()
	KVM: PPC: Book3S HV: Pull out TM state save/restore into separate procedures
	KVM: PPC: Book3S HV: Save/restore TM state in H_CEDE
	KEYS: 64-bit MIPS needs to use compat_sys_keyctl for 32-bit userspace
	drm/radeon: fix firmware info version checks
	ARC: mm: don't loose PTE_SPECIAL in pte_modify()
	fuse: fsync() did not return IO errors
	fuse: fuse_flush must check mapping->flags for errors
	fuse: fix wrong assignment of ->flags in fuse_send_init()
	ubi: Fix race condition between ubi device creation and udev
	ubi: Make volume resize power cut aware
	drm/nouveau/fbcon: fix font width not divisible by 8
	ALSA: hda/realtek: Enable HP amp and mute LED on HP Folio 9480m [v3]
	x86/syscalls/64: Add compat_sys_keyctl for 32-bit userspace
	balloon: check the number of available pages in leak balloon
	ftrace/recordmcount: Work around for addition of metag magic but not relocations
	dm flakey: error READ bios during the down_interval
	mm/hugetlb: avoid soft lockup in set_max_huge_pages()
	sysv, ipc: fix security-layer leaking
	ALSA: hda: add AMD Bonaire AZ PCI ID with proper driver caps
	metag: Fix __cmpxchg_u32 asm constraint for CMP
	block: fix use-after-free in seq file
	powerpc/iommu: Remove the dependency on EEH struct in DDW mechanism
	powerpc/pseries: Fix PCI config address for DDW
	posix_acl: Add set_posix_acl
	nfsd: check permissions when setting ACLs
	perf/x86: Fix undefined shift on 32-bit kernels
	Linux 3.18.40

Change-Id: Ia66199669c7d6acb2f563e9e708f0394da5e024e
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>