From 4d276fe807b01ff074ab14eec260fef54cafb812 Mon Sep 17 00:00:00 2001
From: "jfrancis%netscape.com"
 <jfrancis%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Fri, 13 Oct 2000 01:02:57 +0000
Subject: [PATCH] trunk checkin of:  fix for rtm++ dogfood+ 55748; r=sfraser;
 sr=kin

git-svn-id: svn://10.0.0.236/trunk@81088 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/content/base/src/nsContentIterator.cpp | 2 +-
 mozilla/layout/base/src/nsContentIterator.cpp  | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/mozilla/content/base/src/nsContentIterator.cpp b/mozilla/content/base/src/nsContentIterator.cpp
index 206e6e55421..85a6a6ee6d1 100644
--- a/mozilla/content/base/src/nsContentIterator.cpp
+++ b/mozilla/content/base/src/nsContentIterator.cpp
@@ -896,7 +896,7 @@ nsresult nsContentSubtreeIterator::Init(nsIDOMRange* aRange)
   if (!firstCandidate)
   {
     // then firstCandidate is next node after cN
-    if (NS_FAILED(GetNextSibling(cN,  &firstCandidate)))
+    if (NS_FAILED(GetNextSibling(cN,  &firstCandidate)) || !firstCandidate)
     {
       MakeEmpty();
       return NS_OK;
diff --git a/mozilla/layout/base/src/nsContentIterator.cpp b/mozilla/layout/base/src/nsContentIterator.cpp
index 206e6e55421..85a6a6ee6d1 100644
--- a/mozilla/layout/base/src/nsContentIterator.cpp
+++ b/mozilla/layout/base/src/nsContentIterator.cpp
@@ -896,7 +896,7 @@ nsresult nsContentSubtreeIterator::Init(nsIDOMRange* aRange)
   if (!firstCandidate)
   {
     // then firstCandidate is next node after cN
-    if (NS_FAILED(GetNextSibling(cN,  &firstCandidate)))
+    if (NS_FAILED(GetNextSibling(cN,  &firstCandidate)) || !firstCandidate)
     {
       MakeEmpty();
       return NS_OK;