f - return Result from MessageRouter::find_route

Author: jkczyz

lightning/src/onion_message/messenger.rs

@@ -372,8 +372,8 @@ where
 		};
 
 		let intermediate_nodes = match self.message_router.find_route(&sender, &destination) {
-			Some(intermediate_nodes) => intermediate_nodes,
-			None => {
+			Ok(intermediate_nodes) => intermediate_nodes,
+			Err(()) => {
 				log_info!(
 					self.logger, "No route to respond to onion message with path_id {:02x?}",
 					path_id