From 8f97c15f71272857df70d7a4e77125b6d81fbe18 Mon Sep 17 00:00:00 2001
From: Aaron Heckmann <aaron.heckmann+github@gmail.com>
Date: Mon, 4 Jun 2012 08:13:45 -0700
Subject: [PATCH] fixed; isCapped when doc is null

---
 lib/mongodb/collection.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/mongodb/collection.js b/lib/mongodb/collection.js
index 33394d4811b..210f563beba 100644
--- a/lib/mongodb/collection.js
+++ b/lib/mongodb/collection.js
@@ -1293,7 +1293,7 @@ Collection.prototype.isCapped = function isCapped(callback) {
     if(err != null) {
       callback(err);
     } else {
-      callback(null, document.capped);
+      callback(null, document && document.capped);
     }
   });
 };