On Thu, Jan 26, 2023 at 09:32:27PM +0100, Ard Biesheuvel wrote: > On Thu, 26 Jan 2023 at 12:23, Johan Hovold <johan+linaro@xxxxxxxxxx> wrote: > > > > The VFS calls kill_sb() also in case mount fails in get_tree(). > > > > Add the missing check to make sure that efivars has been registered also > > to kill_sb() to avoid dereferencing a NULL pointer when trying to remove > > efivar entries. > > > > Fixes: c3fd71b428b8 ("efivarfs: always register filesystem") > > Reported-by: Steev Klimaszewski <steev@xxxxxxxx> > > Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx> > > Thanks - I have squashed this with the original patch. Thanks, Ard. And sorry about not catching this before posting. Johan