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core/types: handle nil ChainId in NewEIP155Signer

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All uses of ChainConfig.ChainId eventually end up in NewEIP155Signer.
This fixes the case where users forget to set the ChainId in their
config.
This commit is contained in:
Felix Lange 2017-03-18 14:05:32 +01:00
parent 0f4b75bea2
commit 67c47459f2
1 changed files with 3 additions and 0 deletions
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3
core/types/transaction_signing.go
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@ -112,6 +112,9 @@ type EIP155Signer struct {
} }
func NewEIP155Signer(chainId *big.Int) EIP155Signer { func NewEIP155Signer(chainId *big.Int) EIP155Signer {
if chainId == nil {
chainId = new(big.Int)
}
return EIP155Signer{ return EIP155Signer{
chainId: chainId, chainId: chainId,
chainIdMul: new(big.Int).Mul(chainId, big.NewInt(2)), chainIdMul: new(big.Int).Mul(chainId, big.NewInt(2)),