r2681 - trunk/libmcrypto/source/openssl

[werner at minisip.org]

Author: werner
Date: 2006-07-02 21:20:30 +0200 (Sun, 02 Jul 2006)
New Revision: 2681

Modified:
   trunk/libmcrypto/source/openssl/ZrtpDH.cxx
Log:
Fix a small DH problem

Modified: trunk/libmcrypto/source/openssl/ZrtpDH.cxx
===================================================================
--- trunk/libmcrypto/source/openssl/ZrtpDH.cxx	2006-07-02 19:18:37 UTC (rev 2680)
+++ trunk/libmcrypto/source/openssl/ZrtpDH.cxx	2006-07-02 19:20:30 UTC (rev 2681)
@@ -163,10 +163,11 @@
     
     int32_t result;
 
-    BIGNUM *pubKeyPeer = BN_bin2bn(pubKeyBytes, length, NULL);
+    if (ctx->pub_key != NULL) {
+        BN_free(ctx->pub_key);
+    }
+    ctx->pub_key = BN_bin2bn(pubKeyBytes, length, NULL);
+    result = DH_compute_key(secret, ctx->pub_key, ctx);
 
-    result = DH_compute_key(secret, pubKeyPeer, ctx);
-
-    BN_free(pubKeyPeer);
     return result;
 }