fix: underflow.

movementlabsxyz · Sep 4, 2024 · 74185f5 · 74185f5
1 parent c0f2c2c
commit 74185f5
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/protocol-units/settlement/mcr/contracts/src/staking/MovementStaking.sol b/protocol-units/settlement/mcr/contracts/src/staking/MovementStaking.sol
@@ -105,7 +105,7 @@ contract MovementStaking is MovementStakingStorage, IMovementStaking, BaseStakin
  uint256 amount
  ) internal {
  uint256 _stake = epochStakesByDomain[domain][epoch][custodian][attester][delegator];
- _stake -= amount; // okay to let this error if it underflows
+ _stake = _stake > amount ? _stake - amount : 0;
  epochStakesByDomain[domain][epoch][custodian][attester][delegator] = _stake;
 
  if (_stake == 0) {