netdev - Re: [PATCH net-next 4/4] net: call skb_defer_free_flush() before each napi

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Date:   Mon, 16 May 2022 11:26:14 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     Eric Dumazet <eric.dumazet@...il.com>,
        "David S . Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 4/4] net: call skb_defer_free_flush() before each napi_poll()

On Mon, May 16, 2022 at 11:21 AM Jakub Kicinski <kuba@...nel.org> wrote:
>
> On Sun, 15 May 2022 21:24:56 -0700 Eric Dumazet wrote:
> > -end:
> > -     skb_defer_free_flush(sd);
> > +end:;
>
> Sorry for the nit pick but can I remove this and just return like we
> did before f3412b3879b4? Is there a reason such "label:;}" is good?

I thought that having a return in the middle of this function would
hurt us at some point.