Fix issues caused by abi.decode reverting (#3552)

Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
2022-07-18 23:01:20 +02:00
parent d50e608a4f
commit 628a6e2866
7 changed files with 73 additions and 2 deletions
--- a/contracts/utils/cryptography/SignatureChecker.sol
+++ b/contracts/utils/cryptography/SignatureChecker.sol
@ -35,6 +35,8 @@ library SignatureChecker {
        (bool success, bytes memory result) = signer.staticcall(
            abi.encodeWithSelector(IERC1271.isValidSignature.selector, hash, signature)
        );
-        return (success && result.length == 32 && abi.decode(result, (bytes4)) == IERC1271.isValidSignature.selector);
+        return (success &&
+            result.length == 32 &&
+            abi.decode(result, (bytes32)) == bytes32(IERC1271.isValidSignature.selector));
    }
 }