Don't finalize signerinfo if reuse and partial both set.

eeec060d · Dr. Stephen Henson · 0efb7b1e · eeec060d
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crypto/pkcs7/pk7_smime.c crypto/pkcs7/pk7_smime.c +2 -1

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--- a/crypto/pkcs7/pk7_smime.c
+++ b/crypto/pkcs7/pk7_smime.c
@@ -216,7 +216,8 @@ PKCS7_SIGNER_INFO *PKCS7_sign_add_signer(PKCS7 *p7, X509 *signcert,
 			{
 			if (!pkcs7_copy_existing_digest(p7, si))
 				goto err;
-			if (!PKCS7_SIGNER_INFO_sign(si))
+			if (!(flags & PKCS7_PARTIAL) &&
+					!PKCS7_SIGNER_INFO_sign(si))
 				goto err;
 			}
 		}