Re: [PATCH] netfilter: bpf_link: avoid unused-function warning

[Daniel Xu]

Hi Arnd,

On Tue, Aug 01, 2023 at 05:02:41PM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@xxxxxxxx>
> 
> The newly added function is unused in some random configurations:
> 
> net/netfilter/nf_bpf_link.c:32:1: error: 'get_proto_defrag_hook' defined but not used [-Werror=unused-function]
>    32 | get_proto_defrag_hook(struct bpf_nf_link *link,
>       | ^~~~~~~~~~~~~~~~~~~~~
> 

This was fixed in 81584c23f249 ("netfilter: bpf: Only define get_proto_defrag_hook() if necessary").

Thanks,
Daniel