Merge 4.9.146 into android-4.9

Changes in 4.9.146
	ipv6: Check available headroom in ip6_xmit() even without options
	net: 8139cp: fix a BUG triggered by changing mtu with network traffic
	net/mlx4_core: Correctly set PFC param if global pause is turned off.
	net: phy: don't allow __set_phy_supported to add unsupported modes
	net: Prevent invalid access to skb->prev in __qdisc_drop_all
	rtnetlink: ndo_dflt_fdb_dump() only work for ARPHRD_ETHER devices
	tcp: fix NULL ref in tail loss probe
	tun: forbid iface creation with rtnl ops
	neighbour: Avoid writing before skb->head in neigh_hh_output()
	ARM: OMAP2+: prm44xx: Fix section annotation on omap44xx_prm_enable_io_wakeup
	ARM: dts: logicpd-somlv: Fix interrupt on mmc3_dat1
	ARM: OMAP1: ams-delta: Fix possible use of uninitialized field
	sysv: return 'err' instead of 0 in __sysv_write_inode
	selftests: add script to stress-test nft packet path vs. control plane
	s390/cpum_cf: Reject request for sampling in event initialization
	hwmon: (ina2xx) Fix current value calculation
	ASoC: omap-abe-twl6040: Fix missing audio card caused by deferred probing
	ASoC: dapm: Recalculate audio map forcely when card instantiated
	hwmon: (w83795) temp4_type has writable permission
	objtool: Fix double-free in .cold detection error path
	objtool: Fix segfault in .cold detection with -ffunction-sections
	Btrfs: send, fix infinite loop due to directory rename dependencies
	RDMA/mlx5: Fix fence type for IB_WR_LOCAL_INV WR
	ASoC: omap-mcpdm: Add pm_qos handling to avoid under/overruns with CPU_IDLE
	ASoC: omap-dmic: Add pm_qos handling to avoid overruns with CPU_IDLE
	exportfs: do not read dentry after free
	bpf: fix check of allowed specifiers in bpf_trace_printk
	ipvs: call ip_vs_dst_notifier earlier than ipv6_dev_notf
	USB: omap_udc: use devm_request_irq()
	USB: omap_udc: fix crashes on probe error and module removal
	USB: omap_udc: fix omap_udc_start() on 15xx machines
	USB: omap_udc: fix USB gadget functionality on Palm Tungsten E
	KVM: x86: fix empty-body warnings
	x86/kvm/vmx: fix old-style function declaration
	net: thunderx: fix NULL pointer dereference in nic_remove
	cachefiles: Fix page leak in cachefiles_read_backing_file while vmscan is active
	igb: fix uninitialized variables
	ixgbe: recognize 1000BaseLX SFP modules as 1Gbps
	net: hisilicon: remove unexpected free_netdev
	drm/ast: fixed reading monitor EDID not stable issue
	xen: xlate_mmu: add missing header to fix 'W=1' warning
	fscache: fix race between enablement and dropping of object
	fscache, cachefiles: remove redundant variable 'cache'
	ocfs2: fix deadlock caused by ocfs2_defrag_extent()
	hfs: do not free node before using
	hfsplus: do not free node before using
	debugobjects: avoid recursive calls with kmemleak
	ocfs2: fix potential use after free
	pstore: Convert console write to use ->write_buf
	staging: speakup: Replace strncpy with memcpy
	Linux 4.9.146

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