Fix missed documentation header pt 2
@@ -296,8 +296,6 @@ typedef enum
* to set lengths, and in what order with
* respect to set nonce.
* \param expected_output Expected output
- * \param expect_valid_signature If non zero, we expect the signature to be
- * valid
* \param is_encrypt If non-zero this is an encryption operation.
* \param do_zero_parts If non-zero, interleave zero length chunks
* with normal length chunks.
