netdev - Re: [PATCH net] selftests/bpf: set gopt opt_class to 0 if get tunnel opt failed

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Message-ID: <CALDO+SZXB8f8zP3sZTHpEgS3xspXbzTVBW18ODSfKsYJna-2Ew@mail.gmail.com>
Date:   Tue, 9 Mar 2021 10:53:41 -0800
From:   William Tu <u9012063@...il.com>
To:     Hangbin Liu <liuhangbin@...il.com>
Cc:     Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Jakub Kicinski <kuba@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Yi-Hung Wei <yihung.wei@...il.com>,
        David Miller <davem@...emloft.net>, bpf <bpf@...r.kernel.org>
Subject: Re: [PATCH net] selftests/bpf: set gopt opt_class to 0 if get tunnel
 opt failed

On Mon, Mar 8, 2021 at 7:22 PM Hangbin Liu <liuhangbin@...il.com> wrote:
>
> When fixing the bpf test_tunnel.sh genve failure. I only fixed
> the IPv4 part but forgot the IPv6 issue. Similar with the IPv4
> fixes 557c223b643a ("selftests/bpf: No need to drop the packet when
> there is no geneve opt"), when there is no tunnel option and
> bpf_skb_get_tunnel_opt() returns error, there is no need to drop the
> packets and break all geneve rx traffic. Just set opt_class to 0 and
> keep returning TC_ACT_OK at the end.
>
> Fixes: 933a741e3b82 ("selftests/bpf: bpf tunnel test.")
> Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
> ---

LGTM, thanks.
Acked-by: William Tu <u9012063@...il.com>