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Bugfix: don't crash by trying to write unchanged best block

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This commit is contained in:
Pieter Wuille 2012-10-28 19:14:51 +01:00
parent bb790aa24d
commit 0b297a614f
1 changed files with 2 additions and 1 deletions
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3
src/txdb.cpp
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@ -58,7 +58,8 @@ bool CCoinsViewDB::BatchWrite(const std::map<uint256, CCoins> &mapCoins, CBlockI
CLevelDBBatch batch; CLevelDBBatch batch;
for (std::map<uint256, CCoins>::const_iterator it = mapCoins.begin(); it != mapCoins.end(); it++) for (std::map<uint256, CCoins>::const_iterator it = mapCoins.begin(); it != mapCoins.end(); it++)
BatchWriteCoins(batch, it->first, it->second); BatchWriteCoins(batch, it->first, it->second);
BatchWriteHashBestChain(batch, pindex->GetBlockHash()); if (pindex)
BatchWriteHashBestChain(batch, pindex->GetBlockHash());
return db.WriteBatch(batch); return db.WriteBatch(batch);
} }