consensus/ethash: fix a typo and error message (#20503)

This commit is contained in:
Guillaume Ballet 2020-01-07 18:19:21 +01:00 committed by Felix Lange
parent a1bc0e3cb6
commit c49a4165d0

@ -68,7 +68,7 @@ var (
// codebase, inherently breaking if the engine is swapped out. Please put common
// error types into the consensus package.
var (
errZeroBlockTime = errors.New("timestamp equals parent's")
errOlderBlockTime = errors.New("timestamp older than parent")
errTooManyUncles = errors.New("too many uncles")
errDuplicateUncle = errors.New("duplicate uncle")
errUncleIsAncestor = errors.New("uncle is ancestor")
@ -255,9 +255,9 @@ func (ethash *Ethash) verifyHeader(chain consensus.ChainReader, header, parent *
}
}
if header.Time <= parent.Time {
return errZeroBlockTime
return errOlderBlockTime
}
// Verify the block's difficulty based in its timestamp and parent's difficulty
// Verify the block's difficulty based on its timestamp and parent's difficulty
expected := ethash.CalcDifficulty(chain, header.Time, parent)
if expected.Cmp(header.Difficulty) != 0 {