3.12-stable patches

3.12-stable patches

added patches:
	br-fix-use-of-rx_handler_data-in-code-executed-on-non-rx_handler-path.patch
	inet-fix-null-pointer-oops-in-fib-6-_rule_suppress.patch
	ipv6-don-t-count-addrconf-generated-routes-against-gc-limit.patch
	ipv6-fixed-support-for-blackhole-and-prohibit-routes.patch
	macvtap-do-not-double-count-received-packets.patch
	macvtap-signal-truncated-packets.patch
	macvtap-update-file-current-position.patch
	net-clear-local_df-when-passing-skb-between-namespaces.patch
	net-do-not-pretend-fraglist-support.patch
	net-drop_monitor-fix-the-value-of-maxattr.patch
	packet-fix-send-path-when-running-with-proto-0.patch
	rds-prevent-bug_on-triggered-on-congestion-update-to-loopback.patch
	tun-unbreak-truncated-packet-signalling.patch
	tun-update-file-current-position.patch
	virtio-delete-napi-structures-from-netdev-before-releasing-memory.patch