4.2-stable patches

4.2-stable patches

added patches:
	act_mirred-clear-sender-cpu-before-sending-to-tx.patch
	af_unix-convert-the-unix_sk-macro-to-an-inline-function-for-type-safety.patch
	af_unix-return-data-from-multiple-skbs-on-recv-with-msg_peek-flag.patch
	bpf-clear-sender_cpu-before-xmit.patch
	bpf-fix-panic-in-so_get_filter-with-native-ebpf-programs.patch
	ethtool-use-kcalloc-instead-of-kmalloc-for-ethtool_get_strings.patch
	inet-fix-race-in-reqsk_queue_unlink.patch
	inet-fix-races-in-reqsk_queue_hash_req.patch
	ipv6-don-t-call-with-rt6_uncached_list_flush_dev.patch
	l2tp-protect-tunnel-del_work-by-ref_count.patch
	net-add-pfmemalloc-check-in-sk_add_backlog.patch
	net-dsa-fix-preparation-of-a-port-stp-update.patch
	net-ibm-emac-bump-version-numbers-for-correct-work-with-ethtool.patch
	net-unix-fix-logic-about-sk_peek_offset.patch
	netlink-trim-skb-to-alloc-size-to-avoid-msg_trunc.patch
	ovs-do-not-allocate-memory-from-offline-numa-node.patch
	ppp-don-t-override-sk-sk_state-in-pppoe_flush_dev.patch
	skbuff-fix-skb-checksum-flag-on-skb-pull.patch
	skbuff-fix-skb-checksum-partial-check.patch
	tipc-move-fragment-importance-field-to-new-header-position.patch