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Always check return values of TxnBegin() and TxnCommit()

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PARTIAL, since d68dcf7 isn't backported (yet)
This commit is contained in:
Jeff Garzik
2012-05-14 01:11:11 -04:00
committed by Luke Dashjr
parent c455aec699
commit 738592a002
3 changed files with 11 additions and 5 deletions
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7
src/main.cpp
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@@ -1336,7 +1336,9 @@ bool CBlock::SetBestChain(CTxDB& txdb, CBlockIndex* pindexNew)
{
uint256 hash = GetHash();
txdb.TxnBegin();
if (!txdb.TxnBegin())
return error("SetBestChain() : TxnBegin failed");
if (pindexGenesisBlock == NULL && hash == hashGenesisBlock)
{
txdb.WriteHashBestChain(hash);
@@ -1416,7 +1418,8 @@ bool CBlock::AddToBlockIndex(unsigned int nFile, unsigned int nBlockPos)
pindexNew->bnChainWork = (pindexNew->pprev ? pindexNew->pprev->bnChainWork : 0) + pindexNew->GetBlockWork();
CTxDB txdb;
txdb.TxnBegin();
if (!txdb.TxnBegin())
return false;
txdb.WriteBlockIndex(CDiskBlockIndex(pindexNew));
if (!txdb.TxnCommit())
return false;