From dce2b5a8fc9fc9cb2283478595db3a46f0c41d14 Mon Sep 17 00:00:00 2001
From: "Dr. Stephen Henson" <steve@openssl.org>
Date: Sat, 22 May 2010 00:40:58 +0000
Subject: [PATCH] PR: 2254 Submitted by: Ger Hobbelt <ger@hobbelt.com> Approved
by: steve@openssl.org
Check for <= 0 i2d return value.
---
engines/ccgost/gost94_keyx.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/engines/ccgost/gost94_keyx.c b/engines/ccgost/gost94_keyx.c
index a183edbe8b..624be586a5 100644
--- a/engines/ccgost/gost94_keyx.c
+++ b/engines/ccgost/gost94_keyx.c
@@ -177,7 +177,7 @@ int pkey_GOST94cp_encrypt(EVP_PKEY_CTX *ctx, unsigned char *out, size_t *outlen,
ASN1_OBJECT_free(gkt->key_agreement_info->cipher);
gkt->key_agreement_info->cipher = OBJ_nid2obj(param->nid);
*outlen = i2d_GOST_KEY_TRANSPORT(gkt,out?&out:NULL);
- if (*outlen == 0)
+ if (*outlen <= 0)
{
GOSTerr(GOST_F_PKEY_GOST94CP_ENCRYPT,GOST_R_ERROR_PACKING_KEY_TRANSPORT_INFO);
goto err;
--
2.25.1