From: Dr. Stephen Henson <steve@openssl.org>
Date: Sat, 6 Mar 2010 20:47:30 +0000 (+0000)
Subject: don't add digest alias if signature algorithm is undefined
X-Git-Tag: OpenSSL-fips-2_0-rc1~1220
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=17084562205108d08d562065b0fcbf5722a03186;p=openssl

don't add digest alias if signature algorithm is undefined
---

diff --git a/crypto/evp/names.c b/crypto/evp/names.c
index 7e4d742a66..f2869f5c78 100644
--- a/crypto/evp/names.c
+++ b/crypto/evp/names.c
@@ -86,7 +86,7 @@ int EVP_add_digest(const EVP_MD *md)
 	r=OBJ_NAME_add(OBJ_nid2ln(md->type),OBJ_NAME_TYPE_MD_METH,(const char *)md);
 	if (r == 0) return(0);
 
-	if (md->type != md->pkey_type)
+	if (md->pkey_type && md->type != md->pkey_type)
 		{
 		r=OBJ_NAME_add(OBJ_nid2sn(md->pkey_type),
 			OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name);