From 05d88e9eaa53506e66fc6f838bea2af7a7a24065 Mon Sep 17 00:00:00 2001
From: Yimin Wu <yimwu@microsoft.com>
Date: Thu, 28 Jul 2016 09:05:12 -0700
Subject: [PATCH] Fix infinity loop when this.props.getItemCountForPage return
 0 as item count per page.

---
 src/components/List/List.tsx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/components/List/List.tsx b/src/components/List/List.tsx
index 8f9bb56663694..56bcf09e689c1 100644
--- a/src/components/List/List.tsx
+++ b/src/components/List/List.tsx
@@ -569,7 +569,9 @@ export class List extends BaseComponent<IListProps, IListState> {
   }
 
   private _getItemCountForPage(itemIndex: number, visibileRect: ClientRect): number {
-    return this.props.getItemCountForPage ? this.props.getItemCountForPage(itemIndex, visibileRect) : DEFAULT_ITEMS_PER_PAGE;
+    let itemsPerPage = this.props.getItemCountForPage ? this.props.getItemCountForPage(itemIndex, visibileRect) : DEFAULT_ITEMS_PER_PAGE;
+
+    return itemsPerPage ? itemsPerPage : DEFAULT_ITEMS_PER_PAGE;
   }
 
   private _createPage(pageKey: string, items: any[], startIndex?: number, count?: number, style?: any): IPage {