From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
Cc: "Alexei Starovoitov" <ast@kernel.org>,
"Daniel Borkmann" <daniel@iogearbox.net>,
"Martin Lau" <kafai@fb.com>, "Song Liu" <songliubraving@fb.com>,
"Yonghong Song" <yhs@fb.com>, "Andrii Nakryiko" <andriin@fb.com>,
"john fastabend" <john.fastabend@gmail.com>,
"KP Singh" <kpsingh@chromium.org>,
"Quentin Monnet" <quentin@isovalent.com>,
"Jakub Kicinski" <kuba@kernel.org>,
"Toke Høiland-Jørgensen" <toke@redhat.com>,
"Tobias Klauser" <tklauser@distanz.ch>,
"Jiri Olsa" <jolsa@kernel.org>,
Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
"open list" <linux-kernel@vger.kernel.org>,
tianjia.zhang@alibaba.com
Subject: Re: [PATCH] tools/bpf/bpftool: Fix wrong return value in do_dump()
Date: Sun, 2 Aug 2020 18:16:58 -0700 [thread overview]
Message-ID: <CAEf4Bza0C3iB3S8wXkkQxPoE+ndNuUtkmU3L8g7NzMgjHzkx8Q@mail.gmail.com> (raw)
In-Reply-To: <20200802111540.5384-1-tianjia.zhang@linux.alibaba.com>
On Sun, Aug 2, 2020 at 4:16 AM Tianjia Zhang
<tianjia.zhang@linux.alibaba.com> wrote:
>
> In case of btf_id does not exist, a negative error code -ENOENT
> should be returned.
>
> Fixes: c93cc69004df3 ("bpftool: add ability to dump BTF types")
> Cc: Andrii Nakryiko <andriin@fb.com>
> Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>
> ---
Acked-by: Andrii Nakryiko <andriin@fb.com>
> tools/bpf/bpftool/btf.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
> index faac8189b285..c2f1fd414820 100644
> --- a/tools/bpf/bpftool/btf.c
> +++ b/tools/bpf/bpftool/btf.c
> @@ -596,7 +596,7 @@ static int do_dump(int argc, char **argv)
> goto done;
> }
> if (!btf) {
> - err = ENOENT;
> + err = -ENOENT;
> p_err("can't find btf with ID (%u)", btf_id);
> goto done;
> }
> --
> 2.26.2
>
next prev parent reply other threads:[~2020-08-03 1:17 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-02 11:15 [PATCH] tools/bpf/bpftool: Fix wrong return value in do_dump() Tianjia Zhang
2020-08-03 1:16 ` Andrii Nakryiko [this message]
2020-08-03 5:04 ` John Fastabend
2020-08-03 8:41 ` Tobias Klauser
2020-08-03 14:33 ` Daniel Borkmann
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