From 7e021d3aa8b6db1736a673be5613ebbc8b915bc0 Mon Sep 17 00:00:00 2001
From: "Olli.Pettay%helsinki.fi" <Olli.Pettay%helsinki.fi>
Date: Mon, 11 Sep 2006 20:10:40 +0000
Subject: [PATCH] Bug 351853, Crashes [@
 nsFormFillController::GetDocShellForInput], adding a null check, r=dbaron

---
 toolkit/components/satchel/src/nsFormFillController.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/toolkit/components/satchel/src/nsFormFillController.cpp b/toolkit/components/satchel/src/nsFormFillController.cpp
index a459e6cf5a55..948af119e76d 100644
--- a/toolkit/components/satchel/src/nsFormFillController.cpp
+++ b/toolkit/components/satchel/src/nsFormFillController.cpp
@@ -1083,7 +1083,7 @@ nsFormFillController::GetDocShellForInput(nsIDOMHTMLInputElement *aInput)
   nsCOMPtr<nsIDOMDocument> domDoc;
   aInput->GetOwnerDocument(getter_AddRefs(domDoc));
   nsCOMPtr<nsIDocument> doc = do_QueryInterface(domDoc);
-  
+  NS_ENSURE_TRUE(doc, nsnull);
   nsCOMPtr<nsIWebNavigation> webNav = do_GetInterface(doc->GetWindow());
   nsCOMPtr<nsIDocShell> docShell = do_QueryInterface(webNav);
   return docShell;