From c0d210ef0571332bfe46e963bcc3c2d61db5bf09 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=89ric=20Lemoine?= <eric.lemoine@gmail.com>
Date: Sat, 29 Oct 2011 21:11:14 +0200
Subject: [PATCH] just skip tiles that are currently loading when creating the
 back buffer

---
 lib/OpenLayers/Layer/Grid.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/OpenLayers/Layer/Grid.js b/lib/OpenLayers/Layer/Grid.js
index df9bafe49e..22075ad44a 100644
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -472,7 +472,7 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
                 for(var j=0, lenJ=this.grid[i].length; j<lenJ; j++) {
                     var tile = this.grid[i][j].createBackBuffer();
                     if(!tile) {
-                        return;
+                        continue;
                     }
                     // to be able to correctly position the back buffer we
                     // place the tiles grid at (0, 0) in the back buffer