Merge 4.9.282 into android-4.9-q

Changes in 4.9.282
	ARC: Fix CONFIG_STACKDEPOT
	can: usb: esd_usb2: esd_usb2_rx_event(): fix the interchange of the CAN RX and TX error counters
	Revert "USB: serial: ch341: fix character loss at high transfer rates"
	USB: serial: option: add new VID/PID to support Fibocom FG150
	usb: dwc3: gadget: Fix dwc3_calc_trbs_left()
	IB/hfi1: Fix possible null-pointer dereference in _extend_sdma_tx_descs()
	e1000e: Fix the max snoop/no-snoop latency for 10M
	ip_gre: add validation for csum_start
	net: marvell: fix MVNETA_TX_IN_PRGRS bit number
	virtio: Improve vq->broken access to avoid any compiler optimization
	vringh: Use wiov->used to check for read/write desc order
	net/rds: dma_map_sg is entitled to merge entries
	vt_kdsetmode: extend console locking
	fbmem: add margin check to fb_check_caps()
	KVM: x86/mmu: Treat NX as used (not reserved) for all !TDP shadow MMUs
	Revert "floppy: reintroduce O_NDELAY fix"
	Linux 4.9.282

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ifc250328155f0b001a5a287d6425820909fdeef4