core/vm: avoid duplicate log in json logger (#22825)

4 years ago · df20b3b982
parent 37b5595456
commit df20b3b982
1 changed files with 3 additions and 2 deletions
--- a/core/vm/logger_json.go
+++ b/core/vm/logger_json.go
@ -87,8 +87,9 @@ func (l *JSONLogger) CaptureEnd(output []byte, gasUsed uint64, t time.Duration,
 		Time    time.Duration       `json:"time"`
 		Err     string              `json:"error,omitempty"`
 	}
+	var errMsg string
 	if err != nil {
-		l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, err.Error()})
+		errMsg = err.Error()
 	}
-	l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, ""})
+	l.encoder.Encode(endLog{common.Bytes2Hex(output), math.HexOrDecimal64(gasUsed), t, errMsg})
 }