netdev - Re: [PATCH] linux/bpf-cgroup.h: Delete repeated struct declaration

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Date:   Thu, 1 Apr 2021 06:52:50 +0000
From:   Song Liu <songliubraving@...com>
To:     Wan Jiabing <wanjiabing@...o.com>
CC:     Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>, Martin Lau <kafai@...com>,
        Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>,
        "open list:BPF (Safe dynamic programs and tools)" 
        <netdev@...r.kernel.org>,
        "open list:BPF (Safe dynamic programs and tools)" 
        <bpf@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>,
        "kael_w@...h.net" <kael_w@...h.net>
Subject: Re: [PATCH] linux/bpf-cgroup.h: Delete repeated struct declaration



> On Mar 31, 2021, at 11:46 PM, Wan Jiabing <wanjiabing@...o.com> wrote:
> 
> struct bpf_prog is declared twice. There is one declaration
> which is independent on the MACRO at 18th line.
> So the below one is not needed though. Remove the duplicate.
> 
> Signed-off-by: Wan Jiabing <wanjiabing@...o.com>

Acked-by: Song Liu <songliubraving@...com>

> ---
> include/linux/bpf-cgroup.h | 1 -
> 1 file changed, 1 deletion(-)
> 
> diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h
> index c42e02b4d84b..57b4d4b980e7 100644
> --- a/include/linux/bpf-cgroup.h
> +++ b/include/linux/bpf-cgroup.h
> @@ -418,7 +418,6 @@ int cgroup_bpf_prog_query(const union bpf_attr *attr,
> 			  union bpf_attr __user *uattr);
> #else
> 
> -struct bpf_prog;
> struct cgroup_bpf {};
> static inline int cgroup_bpf_inherit(struct cgroup *cgrp) { return 0; }
> static inline void cgroup_bpf_offline(struct cgroup *cgrp) {}
> -- 
> 2.25.1
>