diff --git a/weave b/weave
index e785b22a..c23570d2 100755
--- a/weave
+++ b/weave
@@ -689,7 +689,7 @@ init_fastdp() {
     ip link set dev $DATAPATH mtu $MTU
 }
 
-init_bridge() {
+init_bridge_prep() {
     # Observe any MTU that is already set
     [ -n "$MTU" ] || MTU=${WEAVE_MTU:-65535}
 
@@ -717,12 +717,17 @@ init_bridge() {
     ip link del dev v${CONTAINER_IFNAME}du
 }
 
+init_bridge() {
+    init_bridge_prep
+    create_veth $BRIDGE_IFNAME $PCAP_IFNAME add_iface_bridge $BRIDGE_IFNAME
+}
+
 init_bridged_fastdp() {
     # Initialise the datapath as normal. NB sets MTU for use below
     init_fastdp
 
     # Initialise the bridge using fast datapath MTU
-    init_bridge
+    init_bridge_prep
 
     # Create linking veth pair
     create_veth $BRIDGE_IFNAME $DATAPATH_IFNAME configure_veth_bridged_fastdp
@@ -853,18 +858,6 @@ ask_version() {
     [ -n "$DOCKERIMAGE" ] && docker run --rm --net=none -e WEAVE_CIDR=none $3 $DOCKERIMAGE $COVERAGE_ARGS --version
 }
 
-setup_router_iface_fastdp() {
-    true
-}
-
-setup_router_iface_bridge() {
-    create_veth $BRIDGE_IFNAME $PCAP_IFNAME add_iface_bridge $BRIDGE_IFNAME
-}
-
-setup_router_iface_bridged_fastdp() {
-    setup_router_iface_fastdp "$@"
-}
-
 container_in_host_ns() {
     [ -h "$CONTAINER_NETNS" -a -h "/proc/self/ns/net" -a "$(readlink $CONTAINER_NETNS)" = "$(readlink /proc/self/ns/net)" ]
 }
@@ -1673,7 +1666,6 @@ launch_router() {
         --http-addr $HTTP_ADDR \
         --resolv-conf "/var/run/weave/etc/$RESOLV_CONF_BASE" \
         "$@")
-    setup_router_iface_$BRIDGE_TYPE
     wait_for_status $CONTAINER_NAME http_call $HTTP_ADDR
     setup_awsvpc
     populate_router
@@ -1993,7 +1985,6 @@ EOF
         ! docker inspect -f '{{.Config.Cmd}}' $CONTAINER_NAME | grep -q -- "--awsvpc" || AWSVPC=1
         create_bridge
         fetch_router_args
-        setup_router_iface_$BRIDGE_TYPE
         wait_for_status $CONTAINER_NAME http_call $HTTP_ADDR
         setup_awsvpc
         populate_router