fix for 147256, Crash in nsDocShell::GetRootScrollableView, r=av, sr=alecf

2002-05-30 00:46:12 +00:00 · 2002-05-30 00:46:12 +00:00 · d0404e0ef5
--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@ -6148,6 +6148,7 @@ nsDocShell::GetRootScrollableView(nsIScrollableView ** aOutScrollView)

    nsCOMPtr<nsIPresShell> shell;
    NS_ENSURE_SUCCESS(GetPresShell(getter_AddRefs(shell)), NS_ERROR_FAILURE);
+    NS_ENSURE_TRUE(shell, NS_ERROR_NULL_POINTER);

    nsCOMPtr<nsIViewManager> viewManager;
    NS_ENSURE_SUCCESS(shell->GetViewManager(getter_AddRefs(viewManager)),