the mesh-package provides the information on which device respondd should be running besides mesh-interfaces

package/gluon-mesh-batman-adv-core/files/lib/gluon/respondd/client.dev

@@ -0,0 +1 @@
+br-client

package/gluon-respondd/files/etc/hotplug.d/iface/10-gluon-respondd

@@ -0,0 +1,22 @@
+#!/bin/sh
+
+. /usr/share/libubox/jshn.sh
+. /lib/functions/service.sh
+
+DEVLIST=/var/run/gluon-respondd.devs
+
+ifname_to_dev () {
+  json_load "$(ubus call network.interface.$1 status)"
+  json_get_var dev device
+
+  echo "$dev"
+}
+
+case "$ACTION" in
+  ifup)   
+    DEVICE="$(ifname_to_dev "$INTERFACE")"
+
+    [ "$DEVICE" == $(cat /lib/gluon/respondd/client.dev) ] && 
+      /etc/init.d/gluon-respondd restart_if_running &
+    ;;
+esac

package/gluon-respondd/files/etc/init.d/gluon-respondd

@@ -13,7 +13,7 @@ LOCK=/var/run/gluon-respondd.lock
 
 do_start() {
 	DEVS=""
-	for dev in $( ubus call network.interface dump | jsonfilter -e "@.interface[@.proto='gluon_mesh' && @.up=true].device") br-client
+	for dev in $( ubus call network.interface dump | jsonfilter -e "@.interface[@.proto='gluon_mesh' && @.up=true].device") $(cat /lib/gluon/respondd/client.dev)
 	do
 	  DEVS="$DEVS -i $dev"
 	done