On Fri, Apr 05, 2024 at 01:29:55PM +0200, Niklas Schnelle wrote: > Personally I'd go with a temporary variable here if only to make the > lines a bit shorter and easier to read. I also think above is not > correct for allocation failure since folio_address() accesses folio- > >page without first checking for NULL. So I'm guessing the NULL check > needs to move and be done on the temporary struct folio*. Yes, it needs a local variable to NULL check the folio_alloc return.