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core: no need to check zero codehash

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Signed-off-by: jsvisa <delweng@gmail.com>
This commit is contained in:
jsvisa 2023-10-31 19:27:37 +08:00
parent 8d4f78c540
commit 2da6edc1a8
2 changed files with 2 additions and 3 deletions
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3
core/state_transition.go
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@ -281,8 +281,7 @@ func (st *StateTransition) preCheck() error {
msg.From.Hex(), stNonce)
}
// Make sure the sender is an EOA
codeHash := st.state.GetCodeHash(msg.From)
if codeHash != (common.Hash{}) && codeHash != types.EmptyCodeHash {
if codeHash := st.state.GetCodeHash(msg.From); codeHash != types.EmptyCodeHash {
return fmt.Errorf("%w: address %v, codehash: %s", ErrSenderNoEOA,
msg.From.Hex(), codeHash)
}

2
core/vm/evm.go
View file

@ -436,7 +436,7 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
}
// Ensure there's no existing contract already at the designated address
contractHash := evm.StateDB.GetCodeHash(address)
if evm.StateDB.GetNonce(address) != 0 || (contractHash != (common.Hash{}) && contractHash != types.EmptyCodeHash) {
if evm.StateDB.GetNonce(address) != 0 || contractHash != types.EmptyCodeHash {
return nil, common.Address{}, 0, ErrContractAddressCollision
}
// Create a new account on the state