Merge 4.19.40 into android-4.19

Merge 4.19.40 into android-4.19

Changes in 4.19.40
	ipv4: ip_do_fragment: Preserve skb_iif during fragmentation
	ipv6: A few fixes on dereferencing rt->from
	ipv6: fix races in ip6_dst_destroy()
	ipv6/flowlabel: wait rcu grace period before put_pid()
	ipv6: invert flowlabel sharing check in process and user mode
	l2ip: fix possible use-after-free
	l2tp: use rcu_dereference_sk_user_data() in l2tp_udp_encap_recv()
	net: dsa: bcm_sf2: fix buffer overflow doing set_rxnfc
	net: phy: marvell: Fix buffer overrun with stats counters
	net/tls: avoid NULL pointer deref on nskb->sk in fallback
	rxrpc: Fix net namespace cleanup
	sctp: avoid running the sctp state machine recursively
	selftests: fib_rule_tests: print the result and return 1 if any tests failed
	packet: validate msg_namelen in send directly
	bnxt_en: Improve multicast address setup logic.
	bnxt_en: Free short FW command HWRM memory in error path in bnxt_init_one()
	bnxt_en: Fix uninitialized variable usage in bnxt_rx_pkt().
	net/tls: don't copy negative amounts of data in reencrypt
	net/tls: fix copy to fragments in reencrypt
	KVM: x86: Whitelist port 0x7e for pre-incrementing %rip
	KVM: nVMX: Fix size checks in vmx_set_nested_state
	ALSA: line6: use dynamic buffers
	ath10k: Drop WARN_ON()s that always trigger during system resume
	Linux 4.19.40

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