Fix no return statement warnings

modules/module-pipewire/simple-endpoint-link.c

@@ -44,6 +44,8 @@ simple_endpoint_link_create (WpEndpointLink * self, GVariant * src_data,
     GVariant * sink_data, GError ** error)
 {
   /* TODO create pw_links based on the nodes & ports described in src/sink_data */
+
+  return TRUE;
 }
 
 static void

modules/module-pipewire/simple-endpoint.c

@@ -95,6 +95,8 @@ simple_endpoint_prepare_link (WpEndpoint * self, guint32 stream_id,
 {
   /* TODO: verify that the remote end supports the same media type */
   /* TODO: fill @properties with (node id, array(port ids)) */
+
+  return TRUE;
 }
 
 static void

modules/module-pw-audio-softdsp-endpoint.c

@@ -35,6 +35,7 @@ static gboolean
 endpoint_prepare_link (WpEndpoint * self, guint32 stream_id,
     WpEndpointLink * link, GVariant ** properties, GError ** error)
 {
+  return TRUE;
 }
 
 static void