remove intermediary variable

contracts/account/draft-AccountCore.sol

@@ -95,7 +95,7 @@ abstract contract AccountCore is EIP712, IAccount, IAccountExecute {
     }
 
     /**
-     * @dev Returns the digest used by an offchain sigenr instead of the opaque `userOpHash`.
+     * @dev Returns the digest used by an offchain signer instead of the opaque `userOpHash`.
      *
      * Given the `userOpHash` calculation is defined by ERC-4337, offchain signers
      * may need to sign again this hash by rehashing it with other schemes (e.g. ERC-191).
@@ -119,7 +119,7 @@ abstract contract AccountCore is EIP712, IAccount, IAccountExecute {
                         userOp.preVerificationGas,
                         userOp.gasFees,
                         keccak256(userOp.paymasterAndData),
-                        msg.sender // entrypoint
+                        entryPoint()
                     )
                 )
             );

contracts/utils/cryptography/draft-ERC7739Signer.sol

@@ -34,13 +34,11 @@ abstract contract ERC7739Signer is EIP712, IERC1271 {
      * - As a _personal_ signature (an EIP-712 mimic of the `eth_personalSign` for a smart contract)
      */
     function isValidSignature(bytes32 hash, bytes calldata signature) public view virtual returns (bytes4 result) {
-        bool valid = _isValidNestedTypedDataSignature(hash, signature) ||
-            _isValidNestedPersonalSignSignature(hash, signature);
         // For the hash `0x7739773977397739773977397739773977397739773977397739773977397739` and an empty signature,
         // we return the magic value too as it's assumed impossible to find a preimage for it that can be used maliciously.
         // Useful for simulation purposes and to validate whether the contract supports ERC-7739.
         return
-            valid
+            (_isValidNestedTypedDataSignature(hash, signature) || _isValidNestedPersonalSignSignature(hash, signature))
                 ? IERC1271.isValidSignature.selector
                 : (hash == 0x7739773977397739773977397739773977397739773977397739773977397739 && signature.length == 0)
                     ? bytes4(0x77390001)