fix contract 5 #17
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fix contract 5 #17
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n1c01a5
approved these changes
Apr 24, 2017
| @@ -22,6 +22,8 @@ contract CountContribution{ | |||
| * @param _amount The amount of the contribution. | |||
| */ | |||
| function recordContribution(address _user, uint _amount) { | |||
| require(contribution[_user] + _amount >= contribution[_user]); | |||
| require(totalContributions + _amount >= totalContributions); | |||
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I don't sure the second check is necessary. If the first test is okay, the input amount is a valid number.
Your overflow check is good idea but I think there is an another issue.
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