Always upgrading a freshly created session.

darcs-hash:20050928194302-65a35-4a73ce138b19b37eea36f59af83c7538eeaf9e09.gz

libsofia-sip-ua/soa/soa_static.c

@@ -613,7 +613,7 @@ static int offer_answer_step(soa_session_t *ss,
   switch (action) {
   case generate_offer:
     /* Upgrade local SDP based on user SDP */
-    if (ss->ss_local_user_version == user_version)
+    if (local != local0 && ss->ss_local_user_version == user_version)
       break;
     if (local != local0)
       *local0 = *local, local = local0;