From 7ee1ff1450a3ff83b6b8663bd7f44dc6f30775af Mon Sep 17 00:00:00 2001
From: Adam Powell <adamp@google.com>
Date: Wed, 9 Mar 2011 16:35:13 -0800
Subject: [PATCH] Fix external bug
 http://code.google.com/p/android/issues/detail?id=15183

Prevent overflow in FastScroller indexing

Change-Id: I53f90feaefd49717a0bdaddcf9a4988318d40c7d
---
 core/java/android/widget/FastScroller.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/java/android/widget/FastScroller.java b/core/java/android/widget/FastScroller.java
index 200c870f3790f..fb57ce05d86cc 100644
--- a/core/java/android/widget/FastScroller.java
+++ b/core/java/android/widget/FastScroller.java
@@ -564,6 +564,9 @@ class FastScroller {
             }
         } else {
             int index = (int) (position * count);
+            // Don't overflow
+            if (index > count - 1) index = count - 1;
+
             if (mList instanceof ExpandableListView) {
                 ExpandableListView expList = (ExpandableListView) mList;
                 expList.setSelectionFromTop(expList.getFlatListPosition(