From: Cong Wang <xiyou.wangcong@gmail.com>
To: Davide Caratti <dcaratti@redhat.com>
Cc: Jiri Pirko <jiri@resnulli.us>,
Jamal Hadi Salim <jhs@mojatatu.com>,
David Miller <davem@davemloft.net>,
Linux Kernel Network Developers <netdev@vger.kernel.org>
Subject: Re: [PATCH net 2/4] net/sched: act_police: disallow 'goto chain' on fallback control action
Date: Mon, 22 Oct 2018 09:23:01 -0700 [thread overview]
Message-ID: <CAM_iQpV5UnCy6HSvfF4-B1Frg+OwfrP9RGiyKgP5u0gw9U-anA@mail.gmail.com> (raw)
In-Reply-To: <c2f076b0758b8cd997574b45c2abe064e28aca74.1540070509.git.dcaratti@redhat.com>
On Sat, Oct 20, 2018 at 2:33 PM Davide Caratti <dcaratti@redhat.com> wrote:
>
> in the following command:
>
> # tc action add action police rate <r> burst <b> conform-exceed <c1>/<c2>
>
> 'goto chain x' is allowed only for c1: setting it for c2 makes the kernel
> crash with NULL pointer dereference, since TC core doesn't initialize the
> chain handle.
>
> Signed-off-by: Davide Caratti <dcaratti@redhat.com>
Acked-by: Cong Wang <xiyou.wangcong@gmail.com>
next prev parent reply other threads:[~2018-10-23 0:42 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-20 21:33 [PATCH net 0/4] net/sched: forbid 'goto_chain' on fallback actions Davide Caratti
2018-10-20 21:33 ` [PATCH net 1/4] net/sched: act_gact: disallow 'goto chain' on fallback control action Davide Caratti
2018-10-22 16:22 ` Cong Wang
2018-10-22 20:55 ` Jiri Pirko
2018-10-20 21:33 ` [PATCH net 2/4] net/sched: act_police: " Davide Caratti
2018-10-22 16:23 ` Cong Wang [this message]
2018-10-22 20:57 ` Jiri Pirko
2018-10-20 21:33 ` [PATCH net 3/4] tc-tests: test denial of 'goto chain' on 'random' traffic in gact.json Davide Caratti
2018-10-20 21:33 ` [PATCH net 4/4] tc-tests: test denial of 'goto chain' for exceed traffic in police.json Davide Caratti
2018-10-22 18:39 ` [PATCH net 0/4] net/sched: forbid 'goto_chain' on fallback actions Jamal Hadi Salim
2018-10-23 2:43 ` David Miller
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