netdev - Re: [PATCH net] net/sched: act_gate: Unlock ->tcfa_lock in tc_setup_flow

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Message-ID: <CAM_iQpXEPshoMYc5hkePa85T-H5uP3EGfHFRSDDqYrLuuB-bbg@mail.gmail.com>
Date:   Tue, 20 Oct 2020 17:37:22 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Guillaume Nault <gnault@...hat.com>
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Jiri Pirko <jiri@...nulli.us>, Po Liu <Po.Liu@....com>
Subject: Re: [PATCH net] net/sched: act_gate: Unlock ->tcfa_lock in tc_setup_flow_action()

On Tue, Oct 20, 2020 at 8:34 AM Guillaume Nault <gnault@...hat.com> wrote:
>
> We need to jump to the "err_out_locked" label when
> tcf_gate_get_entries() fails. Otherwise, tc_setup_flow_action() exits
> with ->tcfa_lock still held.
>
> Fixes: d29bdd69ecdd ("net: schedule: add action gate offloading")
> Signed-off-by: Guillaume Nault <gnault@...hat.com>

Looks like the err_out label can be just removed after this patch?
If any compiler complains, you have to fix it in v2, otherwise can be in a
separate patch.

Other than this,

Acked-by: Cong Wang <xiyou.wangcong@...il.com>

Thanks!