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Call existsProviderTxConflict after CheckSpecialTx (#2690)

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Otherwise we might end up passing and invalid proTx into it, causing
assertions to fail and thus crash the process.
This commit is contained in:
Alexander Block 2019-02-06 17:54:10 +01:00 committed by GitHub
parent 7e4257254c
commit 5478183e7e
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1 changed files with 4 additions and 4 deletions
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8
src/validation.cpp
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@ -667,10 +667,6 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
if (fRequireStandard && !IsStandardTx(tx, reason))
return state.DoS(0, false, REJECT_NONSTANDARD, reason);
if (pool.existsProviderTxConflict(tx)) {
return state.DoS(0, false, REJECT_DUPLICATE, "protx-dup");
}
// Only accept nLockTime-using transactions that can be mined in the next
// block; we don't want our mempool filled up with transactions that can't
// be mined yet.
@ -871,6 +867,10 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState& state, const C
if (!CheckSpecialTx(tx, chainActive.Tip(), state))
return false;
if (pool.existsProviderTxConflict(tx)) {
return state.DoS(0, false, REJECT_DUPLICATE, "protx-dup");
}
// If we aren't going to actually accept it but just were verifying it, we are fine already
if(fDryRun) return true;