From f04951e5dc72cbb4423e7ff24b7f837930d92796 Mon Sep 17 00:00:00 2001
From: Paulo Matias <paulo.matias@usp.br>
Date: Wed, 11 Jun 2014 00:17:16 -0300
Subject: [PATCH] Consider as corrupt a null-area bbox

Fixes crash with empty page_states
---
 frontend/document/document.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend/document/document.lua b/frontend/document/document.lua
index 60608f6a3..5dbdb6109 100644
--- a/frontend/document/document.lua
+++ b/frontend/document/document.lua
@@ -161,7 +161,7 @@ function Document:getUsedBBoxDimensions(pageno, zoom, rotation)
     if bbox.x1 < 0 then bbox.x1 = 0 end
     if bbox.y1 < 0 then bbox.y1 = 0 end
     local ubbox_dimen = nil
-    if (bbox.x0 > bbox.x1) or (bbox.y0 > bbox.y1) then
+    if (bbox.x0 >= bbox.x1) or (bbox.y0 >= bbox.y1) then
         -- if document's bbox info is corrupted, we use the page size
         ubbox_dimen = self:getPageDimensions(pageno, zoom, rotation)
     else