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core: using the cached prev for comparisons, fix XFN-96

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Daniel Liu 2025-11-20 15:53:21 +08:00 committed by benjamin202410
parent 0ed20eface
commit 2726509176
1 changed files with 1 additions and 1 deletions
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2
core/blockchain.go
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@ -1585,7 +1585,7 @@ func (bc *BlockChain) InsertChain(chain types.Blocks) (int, error) {
// Do a sanity check that the provided chain is actually ordered and linked
for i := 1; i < len(chain); i++ {
block, prev := chain[i], chain[i-1]
if block.NumberU64() != chain[i-1].NumberU64()+1 || block.ParentHash() != chain[i-1].Hash() {
if block.NumberU64() != prev.NumberU64()+1 || block.ParentHash() != prev.Hash() {
// Chain broke ancestry, log a messge (programming error) and skip insertion
log.Error("Non contiguous block insert",
"number", block.Number(),