netdev - Re: [bpf-next 2/3] samples/bpf: replace meaningless counter with tracex4

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Message-ID: <bb4655d2-e047-4018-0119-bc199de69b97@meta.com>
Date:   Sat, 17 Dec 2022 09:49:02 -0800
From:   Yonghong Song <yhs@...a.com>
To:     "Daniel T. Lee" <danieltimlee@...il.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Alexei Starovoitov <ast@...nel.org>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Yonghong Song <yhs@...com>
Cc:     bpf@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [bpf-next 2/3] samples/bpf: replace meaningless counter with
 tracex4



On 12/17/22 7:38 AM, Daniel T. Lee wrote:
> Currently, compiling samples/bpf with LLVM warns about the unused but
> set variable with tracex4_user.
> 
>      ./samples/bpf/tracex4_user.c:54:14:
>      warning: variable 'i' set but not used [-Wunused-but-set-variable]
>          int map_fd, i, j = 0;
>                      ^
>                      1 warning generated.
> 
> This commit resolve this compiler warning by replacing the meaningless
> counter.
> 
> Signed-off-by: Daniel T. Lee <danieltimlee@...il.com>

Acked-by: Yonghong Song <yhs@...com>