Fix for NetworkGraph

Author: tnull

lightning-invoice/src/utils.rs

@@ -472,13 +472,12 @@ where L::Target: Logger {
 	fn build_route_from_hops(
 		&self, payer: &PublicKey, hops: &[PublicKey], params: &RouteParameters
 	) -> Result<Route, LightningError> {
-		let network_graph = self.network_graph.read_only();
 		let random_seed_bytes = {
 			let mut locked_random_seed_bytes = self.random_seed_bytes.lock().unwrap();
 			*locked_random_seed_bytes = sha256::Hash::hash(&*locked_random_seed_bytes).into_inner();
 			*locked_random_seed_bytes
 		};
-		build_route_from_hops(payer, hops, params, &network_graph, &*self.logger, &random_seed_bytes)
+		build_route_from_hops(payer, hops, params, &self.network_graph, &*self.logger, &random_seed_bytes)
 	}
 }