Replace bytes32(0) check with extcodesize in createEscrow

wildcat-finance · Nov 1, 2023 · 3261f45 · 3261f45
1 parent 016f6f2
commit 3261f45
Showing 1 changed file with 7 additions and 1 deletion.
diff --git a/src/WildcatSanctionsSentinel.sol b/src/WildcatSanctionsSentinel.sol
@@ -107,7 +107,13 @@ contract WildcatSanctionsSentinel is IWildcatSanctionsSentinel {
 
     escrowContract = getEscrowAddress(borrower, account, asset);
 
-    if (escrowContract.codehash != bytes32(0)) return escrowContract;
+    uint256 size;
+    assembly {
+      size := extcodesize(escrowContract)
+    }
+
+    // Skip creation if the address code size is non-zero
+    if (size > 0) return escrowContract;
 
     tmpEscrowParams = TmpEscrowParams(borrower, account, asset);