Make rand_pool buffers more dynamic in their sizing.

[oweals/openssl.git] / crypto / cms / cms_kari.c

diff --git a/crypto/cms/cms_kari.c b/crypto/cms/cms_kari.c
index 8f44c815c961bec36345ca281976dfe516003585..5e83814d0fcf6ef5ca85eaca4ba7a22c100ee6fe 100644 (file)
--- a/crypto/cms/cms_kari.c
+++ b/crypto/cms/cms_kari.c
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2013-2019 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
@@ -13,7 +13,6 @@
 #include <openssl/x509v3.h>
 #include <openssl/err.h>
 #include <openssl/cms.h>
-#include <openssl/rand.h>
 #include <openssl/aes.h>
 #include "cms_lcl.h"
 #include "internal/asn1_int.h"
@@ -283,7 +282,7 @@ static int cms_kari_create_ephemeral_key(CMS_KeyAgreeRecipientInfo *kari,
     return rv;
 }
 
-/* Initialise a ktri based on passed certificate and key */
+/* Initialise a kari based on passed certificate and key */
 
 int cms_RecipientInfo_kari_init(CMS_RecipientInfo *ri, X509 *recip,
                                 EVP_PKEY *pk, unsigned int flags)
@@ -300,6 +299,9 @@ int cms_RecipientInfo_kari_init(CMS_RecipientInfo *ri, X509 *recip,
     kari->version = 3;
 
     rek = M_ASN1_new_of(CMS_RecipientEncryptedKey);
+    if (rek == NULL)
+        return 0;
+
     if (!sk_CMS_RecipientEncryptedKey_push(kari->recipientEncryptedKeys, rek)) {
         M_ASN1_free_of(rek, CMS_RecipientEncryptedKey);
         return 0;