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Addressed unchecked return value in AllowanceCrowdsale #945 using SafeERC20 (#946)

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* addressed unchecked return value in AllowanceCrowdsale #945 using SafeERC20
This commit is contained in:
Doug Crescenzi
2018-06-08 20:00:46 -04:00
committed by Matt Condon
parent 7a61371b19
commit 39385f9f4e
1 changed files with 4 additions and 3 deletions
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7
contracts/crowdsale/emission/AllowanceCrowdsale.sol
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@ -2,15 +2,16 @@ pragma solidity ^0.4.23;
import "../Crowdsale.sol";
import "../../token/ERC20/ERC20.sol";
import "../../token/ERC20/ERC20Basic.sol";
import "../../token/ERC20/SafeERC20.sol";
import "../../math/SafeMath.sol";
/**
* @title AllowanceCrowdsale
* @dev Extension of Crowdsale where tokens are held by a wallet, which approves an allowance to the crowdsale.
*/
contract AllowanceCrowdsale is Crowdsale {
using SafeMath for uint256;
using SafeERC20 for ERC20;
address public tokenWallet;
@ -42,6 +43,6 @@ contract AllowanceCrowdsale is Crowdsale {
)
internal
{
token.transferFrom(tokenWallet, _beneficiary, _tokenAmount);
token.safeTransferFrom(tokenWallet, _beneficiary, _tokenAmount);
}
}