crypto/x509/x509_vpm.c: Simplify int_x509_param_set1()

[openssl.git] / crypto / x509 / x509_vpm.c

diff --git a/crypto/x509/x509_vpm.c b/crypto/x509/x509_vpm.c
index 4a0bed021c4606f35c525b60101e7ce538dde2c3..194d09b36654617ddeb134bcfcd32a2d6aa6d9b0 100644 (file)
--- a/crypto/x509/x509_vpm.c
+++ b/crypto/x509/x509_vpm.c
@@ -1,59 +1,10 @@
 /*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 2004.
- */
-/* ====================================================================
- * Copyright (c) 2004 The OpenSSL Project.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- *    software must display the following acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- *    endorse or promote products derived from this software without
- *    prior written permission. For written permission, please contact
- *    licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- *    nor may "OpenSSL" appear in their names without prior written
- *    permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- *    acknowledgment:
- *    "This product includes software developed by the OpenSSL Project
- *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com).  This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * Copyright 2004-2016 The OpenSSL Project Authors. All Rights Reserved.
  *
+ * Licensed under the OpenSSL license (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
  */
 
 #include <stdio.h>
@@ -308,12 +259,11 @@ static int int_x509_param_set1(char **pdest, size_t *pdestlen,
 {
     void *tmp;
     if (src) {
-        if (srclen == 0) {
-            tmp = OPENSSL_strdup(src);
+        if (srclen == 0)
             srclen = strlen(src);
-        } else
-            tmp = OPENSSL_memdup(src, srclen);
-        if (!tmp)
+
+        tmp = OPENSSL_memdup(src, srclen);
+        if (tmp == NULL)
             return 0;
     } else {
         tmp = NULL;
@@ -321,7 +271,7 @@ static int int_x509_param_set1(char **pdest, size_t *pdestlen,
     }
     OPENSSL_free(*pdest);
     *pdest = tmp;
-    if (pdestlen)
+    if (pdestlen != NULL)
         *pdestlen = srclen;
     return 1;
 }