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Clarify *(--.end()) iterator semantics in CWallet::TopUpKeyPool

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This commit is contained in:
Matt Corallo 2017-07-11 12:02:42 -04:00
parent 28301b9780
commit d40a72ccbb
1 changed files with 2 additions and 2 deletions
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4
src/wallet/wallet.cpp
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@ -3141,10 +3141,10 @@ bool CWallet::TopUpKeyPool(unsigned int kpSize)
} }
if (!setInternalKeyPool.empty()) { if (!setInternalKeyPool.empty()) {
nEnd = *(--setInternalKeyPool.end()) + 1; nEnd = *(setInternalKeyPool.rbegin()) + 1;
} }
if (!setExternalKeyPool.empty()) { if (!setExternalKeyPool.empty()) {
nEnd = std::max(nEnd, *(--setExternalKeyPool.end()) + 1); nEnd = std::max(nEnd, *(setExternalKeyPool.rbegin()) + 1);
} }
if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey(internal), internal))) if (!walletdb.WritePool(nEnd, CKeyPool(GenerateNewKey(internal), internal)))