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Fix for #400: Check that destination of token transfers is not 0x

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This commit is contained in:
Pavel Rubin
2017-08-28 21:00:29 +03:00
committed by Francisco Giordano
parent 307d34e05a
commit 209e2de93b
2 changed files with 4 additions and 0 deletions
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contracts/token/BasicToken.sol
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@ -20,6 +20,8 @@ contract BasicToken is ERC20Basic {
* @param _value The amount to be transferred.
*/
function transfer(address _to, uint256 _value) returns (bool) {
require(_to != address(0));
balances[msg.sender] = balances[msg.sender].sub(_value);
balances[_to] = balances[_to].add(_value);
Transfer(msg.sender, _to, _value);