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Geth-Modification
Commit 4f9789b2 authored by Mark's avatar Mark Committed by Felix Lange
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core: avoid write existing block again (#14849)

parent ee748d14
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core/blockchain.go
View file @ 4f9789b2
...@@ -827,6 +827,11 @@ func (bc *BlockChain) WriteBlock(block *types.Block) (status WriteStatus, err er ...@@ -827,6 +827,11 @@ func (bc *BlockChain) WriteBlock(block *types.Block) (status WriteStatus, err er
bc.mu.Lock() bc.mu.Lock()
defer bc.mu.Unlock() defer bc.mu.Unlock()
if bc.HasBlock(block.Hash()) {
log.Trace("Block existed", "hash", block.Hash())
return
}
localTd := bc.GetTd(bc.currentBlock.Hash(), bc.currentBlock.NumberU64()) localTd := bc.GetTd(bc.currentBlock.Hash(), bc.currentBlock.NumberU64())
externTd := new(big.Int).Add(block.Difficulty(), ptd) externTd := new(big.Int).Add(block.Difficulty(), ptd)
......
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