net/8021q: Implement Multiple VLAN Registration Protocol (MVRP)

Initial implementation of the Multiple VLAN Registration Protocol
(MVRP) from IEEE 802.1Q-2011, based on the existing implementation
of the GARP VLAN Registration Protocol (GVRP).

Signed-off-by: David Ward <david.ward@ll.mit.edu>
Acked-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/8021q/Makefile b/net/8021q/Makefile
index 9f4f174..7bc8db0 100644
--- a/net/8021q/Makefile
+++ b/net/8021q/Makefile
@@ -6,5 +6,6 @@
 
 8021q-y					:= vlan.o vlan_dev.o vlan_netlink.o
 8021q-$(CONFIG_VLAN_8021Q_GVRP)		+= vlan_gvrp.o
+8021q-$(CONFIG_VLAN_8021Q_MVRP)		+= vlan_mvrp.o
 8021q-$(CONFIG_PROC_FS)			+= vlanproc.o