From fcf623786aeae20485e5253bd2b66c8758053646 Mon Sep 17 00:00:00 2001
From: Dave Methvin <dave.methvin@gmail.com>
Date: Sun, 9 Jan 2011 16:25:44 -0600
Subject: [PATCH] Ensure that the DOM element ref in an event handler is
 removed by cleanData to avoid an IE6/7/8 memory leak. Fixes #7054.

---
 src/manipulation.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/manipulation.js b/src/manipulation.js
index 96caa02d0..493082212 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -617,6 +617,11 @@ jQuery.extend({
 							jQuery.removeEvent( elem, type, data.handle );
 						}
 					}
+
+					// Null the DOM reference to avoid IE6/7/8 leak (#7054)
+					if ( data.handle ) {
+						data.handle.elem = null;
+					}
 				}
 
 				if ( deleteExpando ) {