From bca5e6cf279267c83bbb1d9c74def55cfc0ceaef Mon Sep 17 00:00:00 2001
From: "wr%rosenauer.org"
 <wr%rosenauer.org@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Thu, 24 Aug 2006 05:09:35 +0000
Subject: [PATCH] Bug 349726 - fixed crash in
 nsHTMLCSSUtils::GetDefaultViewCSS, r=timeless, sr=neil

git-svn-id: svn://10.0.0.236/trunk@208284 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/editor/libeditor/html/nsHTMLCSSUtils.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/mozilla/editor/libeditor/html/nsHTMLCSSUtils.cpp b/mozilla/editor/libeditor/html/nsHTMLCSSUtils.cpp
index 41db1504317..cf598bdda6c 100644
--- a/mozilla/editor/libeditor/html/nsHTMLCSSUtils.cpp
+++ b/mozilla/editor/libeditor/html/nsHTMLCSSUtils.cpp
@@ -615,9 +615,11 @@ nsHTMLCSSUtils::GetDefaultViewCSS(nsIDOMNode *aNode, nsIDOMViewCSS **aViewCSS)
       // from the document, get the abtractView
       res = documentView->GetDefaultView(getter_AddRefs(abstractView));
       if (NS_FAILED(res)) return res;
-      // from the abstractView, get the CSS view
-      CallQueryInterface(abstractView, aViewCSS);
-      return NS_OK;
+      if (abstractView) {
+        // from the abstractView, get the CSS view
+        CallQueryInterface(abstractView, aViewCSS);
+        return NS_OK;
+      }
     }
   }
   *aViewCSS = nsnull;