Don't initialise a CIPHER_CTX if cipher == NULL.

[tinc] / src / net_setup.c

diff --git a/src/net_setup.c b/src/net_setup.c
index e101d9d..6f7f70a 100644 (file)
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net_setup.c,v 1.1.2.38 2003/07/22 21:13:23 guus Exp $
+    $Id: net_setup.c,v 1.1.2.39 2003/07/23 22:17:31 guus Exp $
 */
 
 #include "system.h"
@@ -362,8 +362,10 @@ bool setup_myself(void)
 
        keyexpires = now + keylifetime;
        
-       EVP_CIPHER_CTX_init(&packet_ctx);
-       EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, myself->key, myself->key + myself->cipher->key_len);
+       if(myself->cipher) {
+               EVP_CIPHER_CTX_init(&packet_ctx);
+               EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, myself->key, myself->key + myself->cipher->key_len);
+       }
 
        /* Check if we want to use message authentication codes... */