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@@ -121,9 +121,9 @@ var (
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// turn of the signer.
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errWrongDifficulty = errors.New("wrong difficulty")
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- // ErrInvalidTimestamp is returned if the timestamp of a block is lower than
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+ // errInvalidTimestamp is returned if the timestamp of a block is lower than
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// the previous block's timestamp + the minimum block period.
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- ErrInvalidTimestamp = errors.New("invalid timestamp")
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+ errInvalidTimestamp = errors.New("invalid timestamp")
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// errInvalidVotingChain is returned if an authorization list is attempted to
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// be modified via out-of-range or non-contiguous headers.
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@@ -322,7 +322,7 @@ func (c *Clique) verifyCascadingFields(chain consensus.ChainReader, header *type
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return consensus.ErrUnknownAncestor
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}
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if parent.Time+c.config.Period > header.Time {
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- return ErrInvalidTimestamp
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+ return errInvalidTimestamp
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}
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// Retrieve the snapshot needed to verify this header and cache it
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snap, err := c.snapshot(chain, number-1, header.ParentHash, parents)
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sixdays