(tgs_rep2): make sure we also have an defined `client' to return as

part of the KRB-ERROR


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2631 ec53bebd-3082-4978-b11e-865c3cabbd6b

kdc/kerberos5.c

@@ -829,6 +829,7 @@ tgs_rep2(krb5_context context,
     hdb_entry *krbtgt;
     EncTicketPart *tgt;
     Key *ekey;
+    krb5_principal cp = NULL;
 
     ret = krb5_decode_ap_req(context, &pa_data->padata_value, &ap_req);
     if(ret){
@@ -891,7 +892,6 @@ tgs_rep2(krb5_context context,
     {
 	PrincipalName *s;
 	Realm r;
-	krb5_principal cp;
 	char *spn, *cpn;
 	hdb_entry *server, *client;