4.19-stable patches

4.19-stable patches

added patches:
	af_unix-add-compat_ioctl-support.patch
	arm64-dts-apq8096-db820c-increase-load-on-l21-for-sdcard.patch
	compat_ioctl-handle-siocoutqnsd.patch
	f2fs-fix-potential-overflow.patch
	iommu-mediatek-correct-the-flush_iotlb_all-callback.patch
	media-exynos4-is-fix-recursive-locking-in-isp_video_release.patch
	media-ov6650-fix-.get_fmt-v4l2_subdev_format_try-support.patch
	media-ov6650-fix-incorrect-use-of-jpeg-colorspace.patch
	media-ov6650-fix-some-format-attributes-not-under-control.patch
	media-rcar-vin-fix-incorrect-return-statement-in-rvin_try_format.patch
	media-v4l-cadence-fix-how-unsued-lanes-are-handled-in-csi2rx_start.patch
	mtd-spi-nor-fix-silent-truncation-in-spi_nor_read.patch
	mtd-spi-nor-fix-silent-truncation-in-spi_nor_read_raw.patch
	pci-dwc-fix-find_next_bit-usage.patch
	pci-ptm-remove-spurious-d-from-granularity-message.patch
	powerpc-powernv-disable-native-pcie-port-management.patch
	rtc-brcmstb-waketimer-add-missed-clk_disable_unprepare.patch
	rtc-msm6242-fix-reading-of-10-hour-digit.patch
	rtlwifi-remove-unnecessary-null-check-in-rtl_regd_init.patch
	scsi-sd-enable-compat-ioctls-for-sed-opal.patch
	spi-atmel-fix-handling-of-cs_change-set-on-non-last-xfer.patch
	tty-serial-imx-use-the-sg-count-from-dma_map_sg.patch
	tty-serial-pch_uart-correct-usage-of-dma_unmap_sg.patch