From 8162192a9daaaffbf095ea24d6ede41d98bd3240 Mon Sep 17 00:00:00 2001
From: Qingping Hou <dave2008713@gmail.com>
Date: Wed, 4 Jun 2014 14:55:39 -0400
Subject: [PATCH] fix(setting): handle empty setting files properly

empty reader setting evalues to nil
---
 frontend/docsettings.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/frontend/docsettings.lua b/frontend/docsettings.lua
index d9625d471..66cc9cf2f 100644
--- a/frontend/docsettings.lua
+++ b/frontend/docsettings.lua
@@ -50,7 +50,7 @@ function DocSettings:open(docfile)
         -- takes care of reader legacy setting
         ok, stored = pcall(dofile, docfile..".kpdfview.lua")
     end
-    if ok then
+    if ok and stored then
         new.data = stored
     end
     return setmetatable(new, { __index = DocSettings})