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From: Jiri Benc <jbenc@redhat.com>
To: Pravin Shelar <pshelar@ovn.org>
Cc: Linux Kernel Network Developers <netdev@vger.kernel.org>,
	Eric Garver <e@erig.me>
Subject: Re: [PATCH net-next v2 2/3] openvswitch: remove unreachable code in vlan parsing
Date: Thu, 6 Oct 2016 11:08:39 +0200	[thread overview]
Message-ID: <20161006110839.46c82fc4@griffin> (raw)
In-Reply-To: <CAOrHB_B+qUf9zOORG6KOUgew3g4hZxPNiexdMTLvtaCuQQy1oQ@mail.gmail.com>

On Wed, 5 Oct 2016 22:22:13 -0700, Pravin Shelar wrote:
> User can turn off TX vlan offload for OVS internal device that would
> allow vlan tagged packet with vlan header on the skb-data. This case
> will cause issue here.

Good catch. This is the feedback I hoped for, not the bikesheding about
a value of unused variable :-)

> We could handle this case by not allowing this configuration.

I'm not sure how clean this is but let's try and see if anyone objects.
I'll send v3.

I also noticed we don't set NETIF_F_HW_VLAN_STAG_TX on internal ports.
I'll fix it, too.

Thanks!

 Jiri

  reply	other threads:[~2016-10-06  9:08 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-05 13:07 [PATCH net-next v2 0/3] openvswitch: make vlan handling consistent Jiri Benc
2016-10-05 13:07 ` [PATCH net-next v2 1/3] openvswitch: normalize vlan rx path Jiri Benc
2016-10-05 14:18   ` Eyal Birger
2016-10-05 17:23     ` Jiri Benc
2016-10-05 17:31       ` Eyal Birger
2016-10-05 18:44         ` Eric Garver
2016-10-05 19:07           ` Jiri Benc
2016-10-05 19:21             ` Eric Garver
2016-10-05 21:07               ` Jiri Benc
2016-10-05 13:07 ` [PATCH net-next v2 2/3] openvswitch: remove unreachable code in vlan parsing Jiri Benc
2016-10-06  5:22   ` Pravin Shelar
2016-10-06  9:08     ` Jiri Benc [this message]
2016-10-05 13:07 ` [PATCH net-next v2 3/3] openvswitch: fix vlan subtraction from packet length Jiri Benc

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