X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=blockchain%2Ftxbuilder%2Ffinalize.go;fp=blockchain%2Ftxbuilder%2Ffinalize.go;h=577830fea7b3b89e39f101964a334c8e36f3f84f;hb=33e6164539b4a8951d23d7f2f5803ca394273428;hp=a8e002a25413ac97cd84968fcead4ae41353e05c;hpb=c077532c081128210382055fbc0726a38b9f4be0;p=bytom%2Fvapor.git

diff --git a/blockchain/txbuilder/finalize.go b/blockchain/txbuilder/finalize.go
index a8e002a2..577830fe 100644
--- a/blockchain/txbuilder/finalize.go
+++ b/blockchain/txbuilder/finalize.go
@@ -4,9 +4,10 @@ import (
 	"bytes"
 	"context"
 
-	"github.com/vapor/common/compute"
+	"github.com/vapor/common/arithmetic"
 	cfg "github.com/vapor/config"
 	"github.com/vapor/errors"
+	"github.com/vapor/math/checked"
 	"github.com/vapor/protocol"
 	"github.com/vapor/protocol/bc/types"
 	"github.com/vapor/protocol/vm"
@@ -31,7 +32,9 @@ var (
 // assembles a fully signed tx, and stores the effects of
 // its changes on the UTXO set.
 func FinalizeTx(ctx context.Context, c *protocol.Chain, tx *types.Tx) error {
-	if fee := compute.CalculateTxFee(tx); fee > cfg.CommonConfig.Wallet.MaxTxFee {
+	if fee, err := arithmetic.CalculateTxFee(tx); err != nil {
+		return checked.ErrOverflow
+	} else if fee > cfg.CommonConfig.Wallet.MaxTxFee {
 		return ErrExtTxFee
 	}