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Avoid division by zero in the case of a corrupt estimates file

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practicalswift 2017-06-26 16:00:25 +02:00
parent 424be03305
commit fe862c5ad4
1 changed files with 4 additions and 0 deletions
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4
src/policy/fees.cpp
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@ -180,6 +180,7 @@ TxConfirmStats::TxConfirmStats(const std::vector<double>& defaultBuckets,
: buckets(defaultBuckets), bucketMap(defaultBucketMap)
{
decay = _decay;
assert(_scale != 0 && "_scale must be non-zero");
scale = _scale;
confAvg.resize(maxPeriods);
for (unsigned int i = 0; i < maxPeriods; i++) {
@ -418,6 +419,9 @@ void TxConfirmStats::Read(CAutoFile& filein, int nFileVersion, size_t numBuckets
throw std::runtime_error("Corrupt estimates file. Decay must be between 0 and 1 (non-inclusive)");
}
filein >> scale;
if (scale == 0) {
throw std::runtime_error("Corrupt estimates file. Scale must be non-zero");
}
}
filein >> avg;