From 48fb0c3213a1634a266dd661d30c9ecd3c352f49 Mon Sep 17 00:00:00 2001
From: Felix Lange <fjl@twurst.com>
Date: Fri, 29 May 2015 14:58:57 +0200
Subject: [PATCH] core/vm: check for 'no code' before doing any work
---
core/vm/vm.go | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/core/vm/vm.go b/core/vm/vm.go
index 0d8facbb6..2bd950385 100644
--- a/core/vm/vm.go
+++ b/core/vm/vm.go
@@ -71,6 +71,11 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
}
}
+ // Don't bother with the execution if there's no code.
+ if len(code) == 0 {
+ return context.Return(nil), nil
+ }
+
var (
op OpCode
codehash = crypto.Sha3Hash(code)
@@ -94,11 +99,6 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
}
)
- // Don't bother with the execution if there's no code.
- if len(code) == 0 {
- return context.Return(nil), nil
- }
-
for {
// The base for all big integer arithmetic
base := new(big.Int)
--
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