On Sat, Apr 22, 2023 at 12:35 AM Florian Westphal <fw@xxxxxxxxx> wrote: > > Explicitly check if NETFILTER_BPF_LINK is enabled, else configs > that have NETFILTER=y but CONFIG_INET=n fail to link: netfilter=y and inet=n ? wow. Didn't realize such a config is possible. Thanks for the quick fix. Applied. > > kernel/bpf/syscall.o: undefined reference to `netfilter_prog_ops' > > kernel/bpf/verifier.o: undefined reference to `netfilter_verifier_ops'