From 88493c286c3766cd8d914b7f26e37e3e0a3fcb65 Mon Sep 17 00:00:00 2001
From: "uriber%gmail.com"
 <uriber%gmail.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Thu, 3 Aug 2006 19:22:50 +0000
Subject: [PATCH] Check for a null aNode in nsTypedSelection::ContainsNode and
 return immediately. bug=347036 r=brettw sr=bryner

git-svn-id: svn://10.0.0.236/trunk@206507 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/layout/generic/nsSelection.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mozilla/layout/generic/nsSelection.cpp b/mozilla/layout/generic/nsSelection.cpp
index ea3745eaad7..433433d44fe 100644
--- a/mozilla/layout/generic/nsSelection.cpp
+++ b/mozilla/layout/generic/nsSelection.cpp
@@ -6705,7 +6705,7 @@ nsTypedSelection::ContainsNode(nsIDOMNode* aNode, PRBool aAllowPartial,
   NS_ASSERTION(ValidateRanges(), "Ranges out of sync");
   *aYes = PR_FALSE;
 
-  if (mRanges.Length() == 0)
+  if (mRanges.Length() == 0 || !aNode)
     return NS_OK;
   
   PRUint16 nodeType;