diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/main.cpp b/src/main.cpp index b708879f16..c4e08e15d9 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -466,7 +466,7 @@ unsigned int LimitOrphanTxSize(unsigned int nMaxOrphans) bool IsStandardTx(const CTransaction& tx, string& reason) { - if (tx.nVersion > CTransaction::CURRENT_VERSION) { + if (tx.nVersion > CTransaction::CURRENT_VERSION || tx.nVersion < 1) { reason = "version"; return false; } @@ -1778,6 +1778,11 @@ bool DisconnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex CCoins &outs = view.GetCoins(hash); CCoins outsBlock = CCoins(tx, pindex->nHeight); + // The CCoins serialization does not serialize negative numbers. + // No network rules currently depend on the version here, so an inconsistency is harmless + // but it must be corrected before txout nversion ever influences a network rule. + if (outsBlock.nVersion < 0) + outs.nVersion = outsBlock.nVersion; if (outs != outsBlock) fClean = fClean && error("DisconnectBlock() : added transaction mismatch? database corrupted"); |