From 7fe482cf9a632fcaade2d5827ac9bfd658eb90a3 Mon Sep 17 00:00:00 2001
From: Ryan Schmukler <rschmukler@gmail.com>
Date: Thu, 25 Jun 2015 11:12:40 -0400
Subject: [PATCH] fix(disableScroll): fix disable scroll creating scrollbar
 when none existed

---
 src/core/util/util.js | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/src/core/util/util.js b/src/core/util/util.js
index d72a12eaf82..ffcb74541fa 100644
--- a/src/core/util/util.js
+++ b/src/core/util/util.js
@@ -113,12 +113,14 @@ angular.module('material.core')
           var scrollOffset = body.scrollTop + body.parentElement.scrollTop;
           var clientWidth = body.clientWidth;
 
-          applyStyles(body, {
-            position: 'fixed',
-            width: '100%',
-            overflowY: 'scroll',
-            top: -scrollOffset + 'px'
-          });
+          if (body.scrollHeight > body.clientHeight) {
+            applyStyles(body, {
+              position: 'fixed',
+              width: '100%',
+              overflowY: 'scroll',
+              top: -scrollOffset + 'px'
+            });
+          }
 
           applyStyles(htmlNode, {
             overflowY: 'hidden'