Merge 4.14.272 into android-4.14

Merge 4.14.272 into android-4.14

Changes in 4.14.272
	net: qlogic: check the return value of dma_alloc_coherent() in qed_vf_hw_prepare()
	qed: return status of qed_iov_get_link
	ethernet: Fix error handling in xemaclite_of_probe
	net: ethernet: ti: cpts: Handle error for clk_enable
	net: ethernet: lpc_eth: Handle error for clk_enable
	ax25: Fix NULL pointer dereference in ax25_kill_by_device
	net/mlx5: Fix size field in bufferx_reg struct
	NFC: port100: fix use-after-free in port100_send_complete
	gpio: ts4900: Do not set DAT and OE together
	sctp: fix kernel-infoleak for SCTP sockets
	net-sysfs: add check for netdevice being present to speed_show
	Revert "xen-netback: remove 'hotplug-status' once it has served its purpose"
	Revert "xen-netback: Check for hotplug-status existence before watching"
	tracing: Ensure trace buffer is at least 4096 bytes large
	selftests/memfd: clean up mapping in mfd_fail_write
	ARM: Spectre-BHB: provide empty stub for non-config
	staging: gdm724x: fix use after free in gdm_lte_rx()
	virtio: unexport virtio_finalize_features
	virtio: acknowledge all features before access
	ARM: fix Thumb2 regression with Spectre BHB
	ext4: add check to prevent attempting to resize an fs with sparse_super2
	btrfs: unlock newly allocated extent buffer after error
	Linux 4.14.272

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Id53ec5de4a4343ecc9acbff84882d91ea925df80