Lint

op-batcher/batcher/batch_submitter.go

@@ -52,7 +52,7 @@ func Main(version string, cliCtx *cli.Context) error {
 			return err
 		}
 	}
-	defer batchSubmitter.Stop()
+	defer batchSubmitter.StopIfRunning()
 
 	ctx, cancel := context.WithCancel(context.Background())
 

op-batcher/batcher/driver.go

@@ -146,6 +146,10 @@ func (l *BatchSubmitter) Start() error {
 	return nil
 }
 
+func (l *BatchSubmitter) StopIfRunning() {
+	_ = l.Stop()
+}
+
 func (l *BatchSubmitter) Stop() error {
 	l.mutex.Lock()
 	defer l.mutex.Unlock()

op-e2e/migration_test.go

@@ -340,7 +340,7 @@ func TestMigration(t *testing.T) {
 	}, lgr.New("module", "batcher"))
 	require.NoError(t, err)
 	t.Cleanup(func() {
-		batcher.Stop()
+		batcher.StopIfRunning()
 	})
 
 	proposer, err := l2os.NewL2OutputSubmitterFromCLIConfig(l2os.CLIConfig{

op-e2e/setup.go

@@ -212,7 +212,7 @@ func (sys *System) Close() {
 		sys.L2OutputSubmitter.Stop()
 	}
 	if sys.BatchSubmitter != nil {
-		sys.BatchSubmitter.Stop()
+		sys.BatchSubmitter.StopIfRunning()
 	}
 
 	for _, node := range sys.RollupNodes {