From 07db2e1fd15e432ab6a241732f58a278af941f10 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Wed, 28 Aug 2013 17:31:23 +0200
Subject: [PATCH] Only allow positive start values in PaginatedList

Otherwise the ORM query will fail.
---
 core/PaginatedList.php | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/core/PaginatedList.php b/core/PaginatedList.php
index 3cdd456b5..acb81fd71 100644
--- a/core/PaginatedList.php
+++ b/core/PaginatedList.php
@@ -91,8 +91,12 @@ class PaginatedList extends SS_ListDecorator {
 	 */
 	public function getPageStart() {
 		if ($this->pageStart === null) {
-			if ($this->request && isset($this->request[$this->getPaginationGetVar()])) {
-				$this->pageStart = (int) $this->request[$this->getPaginationGetVar()];
+			if(
+				$this->request 
+				&& isset($this->request[$this->getPaginationGetVar()])
+				&& $this->request[$this->getPaginationGetVar()] > 0
+			) {
+				$this->pageStart = (int)$this->request[$this->getPaginationGetVar()];
 			} else {
 				$this->pageStart = 0;
 			}
@@ -417,4 +421,4 @@ class PaginatedList extends SS_ListDecorator {
 		}
 	}
 
-}
+}
\ No newline at end of file