From 74d4d6284a73398d652d1638114834a97f1e3fad Mon Sep 17 00:00:00 2001
From: duanying <zhaochan.zc>
Date: Wed, 24 Apr 2024 10:40:10 +0800
Subject: [PATCH] fix MakeCredential return value error

---
 objectutil/credential.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/objectutil/credential.go b/objectutil/credential.go
index 33fae6c..61de0bf 100644
--- a/objectutil/credential.go
+++ b/objectutil/credential.go
@@ -50,5 +50,14 @@ func MakeCredential(rand io.Reader, key *tpm2.Public, credential tpm2.Digest, ob
 		return nil, nil, fmt.Errorf("cannot apply outer wrapper: %w", err)
 	}
 
+	credentialBlob, err = mu.MarshalToBytes(credentialBlob)
+	if err != nil {
+		return nil, nil, fmt.Errorf("cannot marshal credential bytes: %w", err)
+	}
+	
+	secret, err = mu.MarshalToBytes(secret)
+	if err != nil {
+		return nil, nil, fmt.Errorf("cannot marshal secret bytes: %w", err)
+	}
 	return credentialBlob, secret, nil
 }