[PATCH 12/24] bpfilter: switch bpfilter_ip_set_sockopt to sockptr_t

['Christoph Hellwig']

On Tue, Jul 21, 2020 at 08:36:57AM +0000, David Laight wrote:
> From: Christoph Hellwig
> > Sent: 20 July 2020 13:47
> > 
> > This is mostly to prepare for cleaning up the callers, as bpfilter by
> > design can't handle kernel pointers.
>                       ^^^ user ??

No, it can't handle user pointers.