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Use SafeMath in getOffchainStorageRoots #9026

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Nov 30, 2021
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Use SafeMath in getOffchainStorageRoots #9026

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2 changes: 1 addition & 1 deletion packages/protocol/contracts/common/Accounts.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -285,7 +285,7 @@ contract Accounts is
uint256 numberRoots = offchainStorageRoots[account].length;
uint256 totalLength = 0;
for (uint256 i = 0; i < numberRoots; i++) {
totalLength += offchainStorageRoots[account][i].length;
totalLength = totalLength.add(offchainStorageRoots[account][i].length);
}

bytes memory concatenated = new bytes(totalLength);
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