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pow: GetNextWorkRequired never called with NULL pindexLast

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Daniel Cousens 2016-09-05 17:08:57 +10:00 • committed by NicolasDorier
parent cc44c8f143
commit 972714c956
1 changed files with 1 additions and 4 deletions
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5
src/pow.cpp
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@ -12,12 +12,9 @@
unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock, const Consensus::Params& params) unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock, const Consensus::Params& params)
{ {
assert(pindexLast != NULL);
unsigned int nProofOfWorkLimit = UintToArith256(params.powLimit).GetCompact(); unsigned int nProofOfWorkLimit = UintToArith256(params.powLimit).GetCompact();
// Genesis block
if (pindexLast == NULL)
return nProofOfWorkLimit;
// Only change once per difficulty adjustment interval // Only change once per difficulty adjustment interval
if ((pindexLast->nHeight+1) % params.DifficultyAdjustmentInterval() != 0) if ((pindexLast->nHeight+1) % params.DifficultyAdjustmentInterval() != 0)
{ {