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Message-ID: <CAM_iQpVqyPiEeL8b1n9+3xzT22-m8cArwJL1nwYBAo+1JHB0QA@mail.gmail.com>
Date:   Thu, 2 May 2019 09:21:57 -0700
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Matteo Croce <mcroce@...hat.com>
Cc:     netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH net] cls_matchall: avoid panic when receiving a packet
 before filter set

On Thu, May 2, 2019 at 1:55 AM Matteo Croce <mcroce@...hat.com> wrote:
>
> On Thu, May 2, 2019 at 10:51 AM Matteo Croce <mcroce@...hat.com> wrote:
> >
> > When a matchall classifier is added, there is a small time interval in
> > which tp->root is NULL. If we receive a packet in this small time slice
> > a NULL pointer dereference will happen, leading to a kernel panic:
> >
>
> Hi,
>
> I forgot to mark it as v2. Will someone handle it, or I have to
> resubmit a v2 or v3?

As long as David doesn't get confused on which one he should apply,
it is okay.

Thanks.

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