added 0 shares check in liquidate() #101

Surge-fi · Jun 15, 2023 · 2dd4702 · 2dd4702
1 parent 9492d03
commit 2dd4702
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/Pool.sol b/src/Pool.sol
@@ -646,6 +646,8 @@ contract Pool {
             collateralReward = _amount * userInvertedCollateralRatioMantissa / 1e18; // rounds down
             _shares = tokenToShares(_amount, _currentTotalDebt, _debtSharesSupply, false);
         }
+
+        require(_shares != 0, "Pool: zero shares to liquidate");
         _currentTotalDebt -= _amount;
 
         // commit current state