On Tue, Jul 21, 2020 at 7:01 AM Randy Dunlap <rdun...@infradead.org> wrote:
>
> On 7/21/20 3:07 AM, Jakub Sitnicki wrote:
> > When CONFIG_NET is set but CONFIG_INET isn't, build fails with:
> >
> > ld: kernel/bpf/net_namespace.o: in function
> > `netns_bpf_attach_type_unneed':
> > kernel/bpf/net_namespace.c:32: undefined reference to
> > `bpf_sk_lookup_enabled'
> > ld: kernel/bpf/net_namespace.o: in function `netns_bpf_attach_type_need':
> > kernel/bpf/net_namespace.c:43: undefined reference to
> > `bpf_sk_lookup_enabled'
> >
> > This is because without CONFIG_INET bpf_sk_lookup_enabled symbol is not
> > available. Wrap references to bpf_sk_lookup_enabled with preprocessor
> > conditionals.
> >
> > Fixes: 1559b4aa1db4 ("inet: Run SK_LOOKUP BPF program on socket lookup")
> > Reported-by: Randy Dunlap <rdun...@infradead.org>
> > Reported-by: Stephen Rothwell <s...@canb.auug.org.au>
> > Signed-off-by: Jakub Sitnicki <ja...@cloudflare.com>
>
> Acked-by: Randy Dunlap <rdun...@infradead.org> # build-tested
Applied. Thanks
