Merge pull request #3262 from jes/jes/topology-hiding-fix

topology_hiding: fix encoded Contact length calculation

(cherry picked from commit da20b22)

modules/topology_hiding/topo_hiding_logic.c

@@ -1618,7 +1618,7 @@ static char* build_encoded_contact_suffix(struct sip_msg* msg,int *suffix_len)
 					/* we just iterate over the unknown params */
 					for (i=0;i<ctu.u_params_no;i++) {
 						if (str_match(&el->param_name, &ctu.u_name[i]))
-							suffix_len += topo_ct_param_len(&ctu.u_name[i], &ctu.u_val[i], 0);
+							total_len += topo_ct_param_len(&ctu.u_name[i], &ctu.u_val[i], 0);
 					}
 				}
 			}
@@ -1634,7 +1634,7 @@ static char* build_encoded_contact_suffix(struct sip_msg* msg,int *suffix_len)
 			for (el=th_hdr_param_list;el;el=el->next) {
 				for (it=((contact_body_t *)msg->contact->parsed)->contacts->params;it;it=it->next) {
 					if (str_match(&el->param_name, &it->name))
-						suffix_len += topo_ct_param_len(&it->name, &it->body, 1);
+						total_len += topo_ct_param_len(&it->name, &it->body, 1);
 				}
 			}
 		}