netdev - Re: [PATCH v3 net-next 4/4] net/sched: act

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Date:   Mon, 3 Oct 2016 12:45:00 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Shmulik Ladkani <shmulik.ladkani@...il.com>
Cc:     David Miller <davem@...emloft.net>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Eric Dumazet <eric.dumazet@...il.com>
Subject: Re: [PATCH v3 net-next 4/4] net/sched: act_mirred: Implement ingress actions

On Thu, Sep 29, 2016 at 4:03 AM, Shmulik Ladkani
<shmulik.ladkani@...il.com> wrote:
>         skb2->skb_iif = skb->dev->ifindex;
>         skb2->dev = dev;
> -       err = dev_queue_xmit(skb2);
> +       if (tcf_mirred_act_direction(m_eaction) & AT_EGRESS)
> +               err = dev_queue_xmit(skb2);
> +       else
> +               netif_receive_skb(skb2);

Any reason why not check the return value here?