From aceaaa517834fa8dfc5121b66dfd633f0b10ca8f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Tue, 12 Apr 2016 16:48:43 +0300
Subject: eth: gracefully fail if chain config is missing
---
eth/backend.go | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/eth/backend.go b/eth/backend.go
index f4282d59f..cab83588c 100644
--- a/eth/backend.go
+++ b/eth/backend.go
@@ -19,6 +19,7 @@ package eth
import (
"bytes"
+ "errors"
"fmt"
"math/big"
"os"
@@ -243,6 +244,9 @@ func New(ctx *node.ServiceContext, config *Config) (*Ethereum, error) {
glog.V(logger.Info).Infoln("WARNING: Wrote default ethereum genesis block")
}
+ if config.ChainConfig == nil {
+ return nil, errors.New("missing chain config")
+ }
eth.chainConfig = config.ChainConfig
eth.chainConfig.VmConfig = vm.Config{
EnableJit: config.EnableJit,
--
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