Switch saveApprove to safeIncreaseAllowance #220
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PierrickGT
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Oct 14, 2021
| @@ -59,7 +59,7 @@ contract EIP2612PermitAndDeposit { | |||
| address _to | |||
| ) internal { | |||
| IERC20(_token).safeTransferFrom(_owner, address(this), _amount); | |||
| IERC20(_token).safeApprove(_prizePool, _amount); | |||
| IERC20(_token).safeIncreaseAllowance(_prizePool, _amount); | |||
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Shouldn't we use safeApprove for an initial allowance as stated in the library?
https://github.com/OpenZeppelin/openzeppelin-contracts/blob/566a774222707e424896c0c390a84dc3c13bdcb2/contracts/token/ERC20/utils/SafeERC20.sol#L49
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If you look at the impl it appears to have the same effect
This was referenced Oct 14, 2021
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Issue: code-423n4/2021-10-pooltogether-findings#18