Merge 4.4.88 into android-4.4-o

Changes in 4.4.88
	usb: quirks: add delay init quirk for Corsair Strafe RGB keyboard
	USB: serial: option: add support for D-Link DWM-157 C1
	usb: Add device quirk for Logitech HD Pro Webcam C920-C
	usb:xhci:Fix regression when ATI chipsets detected
	USB: core: Avoid race of async_completed() w/ usbdev_release()
	staging/rts5208: fix incorrect shift to extract upper nybble
	driver core: bus: Fix a potential double free
	intel_th: pci: Add Cannon Lake PCH-H support
	intel_th: pci: Add Cannon Lake PCH-LP support
	ath10k: fix memory leak in rx ring buffer allocation
	Input: trackpoint - assume 3 buttons when buttons detection fails
	rtlwifi: rtl_pci_probe: Fix fail path of _rtl_pci_find_adapter
	Bluetooth: Add support of 13d3:3494 RTL8723BE device
	dlm: avoid double-free on error path in dlm_device_{register,unregister}
	mwifiex: correct channel stat buffer overflows
	drm/nouveau/pci/msi: disable MSI on big-endian platforms by default
	workqueue: Fix flag collision
	cs5536: add support for IDE controller variant
	scsi: sg: protect against races between mmap() and SG_SET_RESERVED_SIZE
	scsi: sg: recheck MMAP_IO request length with lock held
	drm: adv7511: really enable interrupts for EDID detection
	drm/bridge: adv7511: Fix mutex deadlock when interrupts are disabled
	drm/bridge: adv7511: Use work_struct to defer hotplug handing to out of irq context
	drm/bridge: adv7511: Switch to using drm_kms_helper_hotplug_event()
	drm/bridge: adv7511: Re-write the i2c address before EDID probing
	btrfs: resume qgroup rescan on rw remount
	locktorture: Fix potential memory leak with rw lock test
	ALSA: msnd: Optimize / harden DSP and MIDI loops
	Bluetooth: Properly check L2CAP config option output buffer length
	ARM: 8692/1: mm: abort uaccess retries upon fatal signal
	NFS: Fix 2 use after free issues in the I/O code
	xfs: XFS_IS_REALTIME_INODE() should be false if no rt device present
	Linux 4.4.88

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