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| author | Pieter Wuille <pieter.wuille@gmail.com> | 2012-10-22 09:22:15 +0200 |
|---|---|---|
| committer | Pieter Wuille <pieter.wuille@gmail.com> | 2012-10-23 00:23:39 +0200 |
| commit | 56424040a469f775f14be0c81d7d62ebcfd8a0d7 (patch) | |
| tree | 788cb414e4d0b3170b2ce336941ed69b63877a83 | |
| parent | 2ef15697f84208e05764046dd86bcf067029a9b8 (diff) | |
Bugfix: off-by-one error in coinbase maturity check
| -rw-r--r-- | src/main.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/main.cpp b/src/main.cpp index ad5a7b0f19..723b8d75ea 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1319,7 +1319,9 @@ bool CTransaction::CheckInputs(CCoinsViewCache &inputs, enum CheckSig_mode csmod if (!HaveInputs(inputs)) return error("CheckInputs() : %s inputs unavailable", GetHash().ToString().substr(0,10).c_str()); - CBlockIndex *pindexBlock = inputs.GetBestBlock(); + // While checking, GetBestBlock() refers to the parent block. + // This is also true for mempool checks. + int nSpendHeight = inputs.GetBestBlock()->nHeight + 1; int64 nValueIn = 0; int64 nFees = 0; for (unsigned int i = 0; i < vin.size(); i++) @@ -1329,8 +1331,8 @@ bool CTransaction::CheckInputs(CCoinsViewCache &inputs, enum CheckSig_mode csmod // If prev is coinbase, check that it's matured if (coins.IsCoinBase()) { - if (pindexBlock->nHeight - coins.nHeight < COINBASE_MATURITY) - return error("CheckInputs() : tried to spend coinbase at depth %d", pindexBlock->nHeight - coins.nHeight); + if (nSpendHeight - coins.nHeight < COINBASE_MATURITY) + return error("CheckInputs() : tried to spend coinbase at depth %d", nSpendHeight - coins.nHeight); } // Check for negative or overflow input values |