From 523de777f933d3f50cdf1fe7473a23a368aedcad Mon Sep 17 00:00:00 2001
From: Timmy Willison <timmywillisn@gmail.com>
Date: Tue, 16 Jun 2015 12:23:43 -0400
Subject: [PATCH] Offset: no need to check for ownerDocument

---
 src/offset.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/offset.js b/src/offset.js
index 142c91893..b07bbe232 100644
--- a/src/offset.js
+++ b/src/offset.js
@@ -88,14 +88,14 @@ jQuery.fn.extend({
 				});
 		}
 
-		var docElem, win, rect,
-			elem = this[ 0 ],
-			doc = elem && elem.ownerDocument;
+		var docElem, win, rect, doc,
+			elem = this[ 0 ];
 
-		if ( !doc ) {
+		if ( !elem ) {
 			return;
 		}
 
+		doc = elem.ownerDocument;
 		docElem = doc.documentElement;
 
 		// Support: IE<=11+