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Incorrect right-sibling hash #894

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Merged
merged 1 commit into from
Aug 30, 2022
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Incorrect right-sibling hash #894

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2 changes: 1 addition & 1 deletion nightfall-deployer/contracts/MerkleTree_Stateless.sol
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Expand Up@@ -166,7 +166,7 @@ library MerkleTree_Stateless {
for (uint256 level = slot + 1; level <= treeHeight; level++) {
if (nodeIndex % 2 == 0) {
// even nodeIndex
output = Poseidon.poseidon(uint256(_frontier[level - 1]), 0); // poseidon hash of concatenation of each node
output = Poseidon.poseidon(uint256(_frontier[level - 1]), nodeValue); // poseidon hash of concatenation of each node

nodeValue = output; // the parentValue, but will become the nodeValue of the next level
prevNodeIndex = nodeIndex;
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