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-rw-r--r--core/block_validator.go10
1 files changed, 5 insertions, 5 deletions
diff --git a/core/block_validator.go b/core/block_validator.go
index 00457dd7a..4f85df007 100644
--- a/core/block_validator.go
+++ b/core/block_validator.go
@@ -54,15 +54,15 @@ func (v *BlockValidator) ValidateBody(block *types.Block) error {
// Check whether the block's known, and if not, that it's linkable
if v.bc.HasBlock(block.Hash()) {
if _, err := state.New(block.Root(), v.bc.chainDb); err == nil {
- return &KnownBlockError{block.Number(), block.Hash()}
+ return ErrKnownBlock
}
}
parent := v.bc.GetBlock(block.ParentHash(), block.NumberU64()-1)
if parent == nil {
- return ParentError(block.ParentHash())
+ return consensus.ErrUnknownAncestor
}
if _, err := state.New(parent.Root(), v.bc.chainDb); err != nil {
- return ParentError(block.ParentHash())
+ return consensus.ErrUnknownAncestor
}
// Header validity is known at this point, check the uncles and transactions
header := block.Header()
@@ -82,10 +82,10 @@ func (v *BlockValidator) ValidateBody(block *types.Block) error {
// transition, such as amount of used gas, the receipt roots and the state root
// itself. ValidateState returns a database batch if the validation was a success
// otherwise nil and an error is returned.
-func (v *BlockValidator) ValidateState(block, parent *types.Block, statedb *state.StateDB, receipts types.Receipts, usedGas *big.Int) (err error) {
+func (v *BlockValidator) ValidateState(block, parent *types.Block, statedb *state.StateDB, receipts types.Receipts, usedGas *big.Int) error {
header := block.Header()
if block.GasUsed().Cmp(usedGas) != 0 {
- return ValidationError(fmt.Sprintf("invalid gas used (remote: %v local: %v)", block.GasUsed(), usedGas))
+ return fmt.Errorf("invalid gas used (remote: %v local: %v)", block.GasUsed(), usedGas)
}
// Validate the received block's bloom with the one derived from the generated receipts.
// For valid blocks this should always validate to true.