l2tp: Add missing semicolon to MODULE_ALIAS() in l2tp_netlink.c

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
index 12341a6..4c1e540 100644
--- a/net/l2tp/l2tp_netlink.c
+++ b/net/l2tp/l2tp_netlink.c
@@ -837,4 +837,4 @@
 MODULE_LICENSE("GPL");
 MODULE_VERSION("1.0");
 MODULE_ALIAS("net-pf-" __stringify(PF_NETLINK) "-proto-" \
-	     __stringify(NETLINK_GENERIC) "-type-" "l2tp")
+	     __stringify(NETLINK_GENERIC) "-type-" "l2tp");