From 6728a55e860b88dcc23faa9d44b8c9eef428a297 Mon Sep 17 00:00:00 2001
From: "serge%netscape.com" <serge%netscape.com>
Date: Fri, 13 Sep 2002 22:50:02 +0000
Subject: [PATCH] 166713, crash in [@ PluginViewerImpl::StartLoad] Trunk, r=av,
 sr=beard

---
 modules/plugin/base/src/nsPluginViewer.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules/plugin/base/src/nsPluginViewer.cpp b/modules/plugin/base/src/nsPluginViewer.cpp
index e6e839e1eb54..8b9dd33bb16d 100644
--- a/modules/plugin/base/src/nsPluginViewer.cpp
+++ b/modules/plugin/base/src/nsPluginViewer.cpp
@@ -292,7 +292,8 @@ NS_IMETHODIMP
 PluginViewerImpl::StartLoad(nsIRequest* request, nsIStreamListener*& aResult)
 {
   nsCOMPtr<nsIChannel> channel = do_QueryInterface(request);
-  if (!channel) return NS_ERROR_FAILURE;
+  if (!channel || !mWindow) 
+    return NS_ERROR_FAILURE;
   
   NS_IF_RELEASE(mChannel);
   mChannel = channel;
@@ -967,6 +968,7 @@ PluginListener::PluginListener(PluginViewerImpl* aViewer)
   NS_INIT_ISUPPORTS();
   mViewer = aViewer;
   NS_ADDREF(aViewer);
+  mNextStream = nsnull;
 }
 
 PluginListener::~PluginListener()