4.9-stable patches

4.9-stable patches

added patches:
	af_key-fix-sadb_x_ipsecrequest-parsing.patch
	ipvs-snat-packet-replies-only-for-nated-connections.patch
	md-don-t-use-flush_signals-in-userspace-processes.patch
	mxl111sf-fix-driver-to-use-heap-allocate-buffers-for-usb-messages.patch
	pci-pm-restore-the-status-of-pci-devices-across-hibernation.patch
	pci-rockchip-use-normal-register-bank-for-config-accessors.patch
	pci-work-around-poweroff-suspend-to-ram-issue-on-macbook-pro-11.patch
	usb-cdc-acm-add-device-id-for-quirky-printer.patch
	usb-renesas_usbhs-fix-usbhsc_resume-for-usbhsf_runtime_pwctrl.patch
	usb-renesas_usbhs-gadget-disable-all-eps-when-the-driver-stops.patch
	usb-storage-return-on-error-to-avoid-a-null-pointer-dereference.patch
	xhci-bad-ethernet-performance-plugged-in-asm1042a-host.patch
	xhci-fix-20000ms-port-resume-timeout.patch
	xhci-fix-null-pointer-dereference-when-cleaning-up-streams-for-removed-host.patch