tm: reset faked request fields that can be set in failure handlers

modules/tm/t_reply.c

@@ -932,6 +932,7 @@ error00:
 	if (faked_req->dst_uri.s) {
 		pkg_free(faked_req->dst_uri.s);
 		faked_req->dst_uri.s = 0;
+		faked_req->dst_uri.len = 0;
 	}
 error01:
 	return 0;
@@ -975,6 +976,9 @@ void free_faked_req(struct sip_msg *faked_req, struct cell *t)
 			faked_req->body->free(&faked_req->body);
 		faked_req->body = 0;
 	}
+	/* free sip_msg_t fileds that can be set in pkg */
+	reset_path_vector(faked_req);
+	reset_instance(faked_req);
 }