core/types: handle nil ChainId in NewEIP155Signer

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

View File

@ -112,6 +112,9 @@ type EIP155Signer struct {
}
func NewEIP155Signer(chainId *big.Int) EIP155Signer {
if chainId == nil {
chainId = new(big.Int)
}
return EIP155Signer{
chainId: chainId,
chainIdMul: new(big.Int).Mul(chainId, big.NewInt(2)),