From 9518f8957ae5a156e55117c511996ee1775612a2 Mon Sep 17 00:00:00 2001
From: "Dr. David von Oheimb" <David.von.Oheimb@siemens.com>
Date: Sat, 3 Apr 2021 11:29:54 +0200
Subject: [PATCH] cmp_util.c: Fix OSSL_CMP_log_open() in case OPENSSL_NO_TRACE

Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/14842)
---
 crypto/cmp/cmp_util.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/crypto/cmp/cmp_util.c b/crypto/cmp/cmp_util.c
index eef297d50b..56f2b0eeb8 100644
--- a/crypto/cmp/cmp_util.c
+++ b/crypto/cmp/cmp_util.c
@@ -22,15 +22,19 @@
 
 int OSSL_CMP_log_open(void) /* is designed to be idempotent */
 {
-#ifndef OPENSSL_NO_STDIO
+#ifdef OPENSSL_NO_TRACE
+    return 1;
+#else
+# ifndef OPENSSL_NO_STDIO
     BIO *bio = BIO_new_fp(stdout, BIO_NOCLOSE);
 
     if (bio != NULL && OSSL_trace_set_channel(OSSL_TRACE_CATEGORY_CMP, bio))
         return 1;
     BIO_free(bio);
-#endif
+# endif
     ERR_raise(ERR_LIB_CMP, CMP_R_NO_STDIO);
     return 0;
+#endif
 }
 
 void OSSL_CMP_log_close(void) /* is designed to be idempotent */