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Merge #14474: bitcoin-tx: Use constant for n pubkeys check

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1f01fe0257 bitcoin-tx: Use constant for n pubkeys check (Antoine Le Calvez)

Pull request description:

  Use the constant for the maximum number of public keys in a multisig script defined in script/script.h instead of hardcoding it.

Tree-SHA512: 83e6c46df907944d0d993159955e402784415536d61fdb5a5becba2b042e37ad2a291b27301c1b169416cb71c823a571d82257512cd4a64848a27a24c875fcc6
This commit is contained in:
Pieter Wuille 2018-10-19 19:02:20 -07:00
commit dc1e54206d
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1 changed files with 1 additions and 1 deletions
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src/bitcoin-tx.cpp
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@ -356,7 +356,7 @@ static void MutateTxAddOutMultiSig(CMutableTransaction& tx, const std::string& s
if (vStrInputParts.size() < numkeys + 3)
throw std::runtime_error("incorrect number of multisig pubkeys");
if (required < 1 || required > 20 || numkeys < 1 || numkeys > 20 || numkeys < required)
if (required < 1 || required > MAX_PUBKEYS_PER_MULTISIG || numkeys < 1 || numkeys > MAX_PUBKEYS_PER_MULTISIG || numkeys < required)
throw std::runtime_error("multisig parameter mismatch. Required " \
+ std::to_string(required) + " of " + std::to_string(numkeys) + "signatures.");