netdev - Re: [PATCH net-next v2] rds: rds_rm_zerocopy_callback() use list_first

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Message-ID: <CAEih1qV5wNE3Q6AEJ2ERa3geoW8LBe4puuCXwfOD95uw7FU=bQ@mail.gmail.com>
Date:   Tue, 7 Feb 2023 19:27:14 +0100
From:   Pietro Borrello <borrello@...g.uniroma1.it>
To:     Willem de Bruijn <willemb@...gle.com>
Cc:     Santosh Shilimkar <santosh.shilimkar@...cle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Cristiano Giuffrida <c.giuffrida@...nl>,
        "Bos, H.J." <h.j.bos@...nl>, Jakob Koschel <jkl820.git@...il.com>,
        netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
        rds-devel@....oracle.com, linux-kernel@...r.kernel.org,
        sowmini.varadhan@...cle.com
Subject: Re: [PATCH net-next v2] rds: rds_rm_zerocopy_callback() use list_first_entry()

On Tue, 7 Feb 2023 at 19:21, Willem de Bruijn <willemb@...gle.com> wrote:
>
> On Tue, Feb 7, 2023 at 9:57 AM Pietro Borrello
> <borrello@...g.uniroma1.it> wrote:
> >
> > rds_rm_zerocopy_callback() uses list_entry() on the head of a list
> > causing a type confusion.
> > Use list_first_entry() to actually access the first element of the
> > rs_zcookie_queue list.
> >
> > Fixes: 9426bbc6de99 ("rds: use list structure to track information for zerocopy completion notification")
> > Signed-off-by: Pietro Borrello <borrello@...g.uniroma1.it>
>
> This should go to net.

Ops, fixed in v3

>
> Reviewed-by: Willem de Bruijn <willemb@...gle.com>