Remove unnecessary param

Author: cabrador

cmd/sonictool/app/chain.go

@@ -65,7 +65,7 @@ func exportEvents(ctx *cli.Context) error {
 	}
 
 	log.Info("Exporting events to file", "file", fn)
-	err = chain.ExportEvents(gdbParams, writer, dataDir, from, to)
+	err = chain.ExportEvents(gdbParams, writer, from, to)
 	if err != nil {
 		return fmt.Errorf("export error: %w", err)
 	}

cmd/sonictool/chain/export_events.go

@@ -24,8 +24,8 @@ var (
 // always print out progress. This avoids the user wondering what's going on.
 const statsReportLimit = 8 * time.Second
 
-func ExportEvents(gdbParams db.GossipDbParameters, w io.Writer, dataDir string, from, to idx.Epoch) (err error) {
-	chaindataDir := filepath.Join(dataDir, "chaindata")
+func ExportEvents(gdbParams db.GossipDbParameters, w io.Writer, from, to idx.Epoch) (err error) {
+	chaindataDir := filepath.Join(gdbParams.DataDir, "chaindata")
 	dbs, err := db.MakeDbProducer(chaindataDir, cachescale.Identity)
 	if err != nil {
 		return err