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uniswapfoundation · Apr 10, 2024 · e7181c2 · e7181c2
1 parent bac9031
commit e7181c2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/UniStaker.sol b/src/UniStaker.sol
@@ -802,6 +802,7 @@ contract UniStaker is INotifiableRewardReceiver, Multicall, EIP712, Nonces {
 
     uint256 _reward = scaledUnclaimedRewardCheckpoint[_beneficiary] / SCALE_FACTOR;
     if (_reward == 0) return;
+    // retain sub-wei dust that would be left due to the precision loss
     scaledUnclaimedRewardCheckpoint[_beneficiary] =
       scaledUnclaimedRewardCheckpoint[_beneficiary] - (_reward * SCALE_FACTOR);
     emit RewardClaimed(_beneficiary, _reward);