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[Wallet] Prevent CInputCoin to be in a null state

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This commit is contained in:
NicolasDorier
2017-04-08 03:41:27 +00:00
parent f597dcb7c8
commit c37e32af0d
2 changed files with 17 additions and 21 deletions
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src/wallet/wallet.cpp
+9 -9
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@@ -2085,7 +2085,7 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const int nConfMin
nValueRet = 0;
// List of values less than target
CInputCoin coinLowestLarger;
boost::optional<CInputCoin> coinLowestLarger;
std::vector<CInputCoin> vValue;
CAmount nTotalLower = 0;
@@ -2119,7 +2119,7 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const int nConfMin
vValue.push_back(coin);
nTotalLower += coin.txout.nValue;
}
else if (coinLowestLarger.IsNull() || coin.txout.nValue < coinLowestLarger.txout.nValue)
else if (!coinLowestLarger || coin.txout.nValue < coinLowestLarger->txout.nValue)
{
coinLowestLarger = coin;
}
@@ -2137,10 +2137,10 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const int nConfMin
if (nTotalLower < nTargetValue)
{
if (coinLowestLarger.IsNull())
if (!coinLowestLarger)
return false;
setCoinsRet.insert(coinLowestLarger);
nValueRet += coinLowestLarger.txout.nValue;
setCoinsRet.insert(coinLowestLarger.get());
nValueRet += coinLowestLarger->txout.nValue;
return true;
}
@@ -2156,11 +2156,11 @@ bool CWallet::SelectCoinsMinConf(const CAmount& nTargetValue, const int nConfMin
// If we have a bigger coin and (either the stochastic approximation didn't find a good solution,
// or the next bigger coin is closer), return the bigger coin
if (!coinLowestLarger.IsNull() &&
((nBest != nTargetValue && nBest < nTargetValue + MIN_CHANGE) || coinLowestLarger.txout.nValue <= nBest))
if (coinLowestLarger &&
((nBest != nTargetValue && nBest < nTargetValue + MIN_CHANGE) || coinLowestLarger->txout.nValue <= nBest))
{
setCoinsRet.insert(coinLowestLarger);
nValueRet += coinLowestLarger.txout.nValue;
setCoinsRet.insert(coinLowestLarger.get());
nValueRet += coinLowestLarger->txout.nValue;
}
else {
for (unsigned int i = 0; i < vValue.size(); i++)