From 20a3f08de1ba7dace446de4db8689906a2a390cc Mon Sep 17 00:00:00 2001
From: x2003bruneau <x2003bruneau@9869982d-c50d-0410-be91-f2a2ec7c7c7b>
Date: Wed, 31 Oct 2007 23:21:02 +0000
Subject: [PATCH] Fix warnings.

Signed-off-by: Florent Bruneau <florent.bruneau@polytechnique.org>

git-svn-id: svn+ssh://murphy/home/svn/banana/trunk@297 9869982d-c50d-0410-be91-f2a2ec7c7c7b
---
 banana/tree.inc.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/banana/tree.inc.php b/banana/tree.inc.php
index 9031c29..667925f 100644
--- a/banana/tree.inc.php
+++ b/banana/tree.inc.php
@@ -92,7 +92,7 @@ class BananaTree
      */
     public function &show()
     {
-        if (!is_null($this->displaid)) {
+        if (!is_null($this->displaid) || is_null($this->data)) {
             return $this->displaid;
         }
         static $t_e, $u_h, $u_ht, $u_vt, $u_l, $u_f, $r_h, $r_ht, $r_vt, $r_l, $r_f;
-- 
2.1.4