From d43a87787fbd90c304a61ea7f216eb6bcff6ace2 Mon Sep 17 00:00:00 2001
From: "disttsc%bart.nl" <disttsc%bart.nl>
Date: Thu, 7 Dec 2000 06:24:12 +0000
Subject: [PATCH] Fix potential crash, bug 51663, r=radha, a=brendan

---
 xpfe/components/urlbarhistory/src/nsUrlbarHistory.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/xpfe/components/urlbarhistory/src/nsUrlbarHistory.cpp b/xpfe/components/urlbarhistory/src/nsUrlbarHistory.cpp
index 9ab21f9f650c..3e51798cc3b2 100644
--- a/xpfe/components/urlbarhistory/src/nsUrlbarHistory.cpp
+++ b/xpfe/components/urlbarhistory/src/nsUrlbarHistory.cpp
@@ -1,4 +1,4 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 0 -*-
  *
  * The contents of this file are subject to the Mozilla Public
  * License Version 1.1 (the "License"); you may not use this file
@@ -410,8 +410,9 @@ nsUrlbarHistory::SearchCache(const PRUnichar* searchStr, nsIAutoCompleteResults*
 
 		rv = entries->GetNext(getter_AddRefs(entry));
 		if (entry) {
-           literal = do_QueryInterface(entry);
-           literal->GetValueConst(&rdfValue);
+			literal = do_QueryInterface(entry);
+			if (literal)
+				literal->GetValueConst(&rdfValue);
 		}
 		if (rdfValue) {
 		    rdfAStr = (rdfValue);