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process deposit after changing state to prevent reentrancy

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poma 2019-11-01 04:00:32 +03:00
parent 1d258715e0
commit b8d22464e3
1 changed files with 1 additions and 1 deletions
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2
contracts/Mixer.sol
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@ -65,9 +65,9 @@ contract Mixer is MerkleTreeWithHistory {
function deposit(uint256 commitment) public payable { function deposit(uint256 commitment) public payable {
require(isDepositsEnabled, "deposits are disabled"); require(isDepositsEnabled, "deposits are disabled");
require(!commitments[commitment], "The commitment has been submitted"); require(!commitments[commitment], "The commitment has been submitted");
_processDeposit();
_insert(commitment); _insert(commitment);
commitments[commitment] = true; commitments[commitment] = true;
_processDeposit();
emit Deposit(commitment, next_index - 1, block.timestamp); emit Deposit(commitment, next_index - 1, block.timestamp);
} }