server: Fix for possible desktop variable being NULL when set_process_default_desktop is called

[Alexandre Julliard]

Robert Shearman <rob at codeweavers.com> writes:

>    /* check for an inherited winstation handle (don't ask...) */
>    if ((handle = find_inherited_handle( process, &winstation_ops )))
>    {
>        winstation = (struct winstation *)get_handle_obj( process,
> handle, 0, &winstation_ops );
>    }
>    else if (parent && parent->process->winstation)
>    {
>        handle = duplicate_handle( parent->process,
> parent->process->winstation,
>                                   process, 0, 0, DUP_HANDLE_SAME_ACCESS );
>        winstation = (struct winstation *)get_handle_obj( process,
> handle, 0, &winstation_ops );
>    }
>    if (!winstation) goto done;
>    process->winstation = handle;
>
> Handle is guaranteed to be non-NULL here, since winstation and handle
> are the same object (well, except if duplicate_handle fails).

Yes, it's non-NULL here, but that's irrelevant since it's reset on the
next line.

-- 
Alexandre Julliard
julliard at winehq.org