linux-kernel - Re: [PATCH net-next] neigh: use struct {arp, ndisc}_generic

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Date:   Thu, 28 Oct 2021 09:09:46 -0600
From:   David Ahern <dsahern@...il.com>
To:     Yajun Deng <yajun.deng@...ux.dev>, davem@...emloft.net,
        yoshfuji@...ux-ipv6.org, dsahern@...nel.org, kuba@...nel.org
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] neigh: use struct {arp, ndisc}_generic_ops for
 all case

On 10/28/21 6:20 AM, Yajun Deng wrote:
> diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
> index 922dd73e5740..9ee59c2e419a 100644
> --- a/net/ipv4/arp.c
> +++ b/net/ipv4/arp.c
> @@ -135,14 +135,6 @@ static const struct neigh_ops arp_generic_ops = {
>  	.connected_output =	neigh_connected_output,
>  };
>  
> -static const struct neigh_ops arp_hh_ops = {
> -	.family =		AF_INET,
> -	.solicit =		arp_solicit,
> -	.error_report =		arp_error_report,
> -	.output =		neigh_resolve_output,
> -	.connected_output =	neigh_resolve_output,
> -};
> -

neigh_ops are used by net/core/neighbour.c; this change breaks those
references.