[ovs-dev] [PATCH v2] openvswitch: Fix L4 checksum handling when dealing with IP fragments

Pravin Shelar pshelar at nicira.com
Mon Aug 3 17:10:56 UTC 2015


On Mon, Aug 3, 2015 at 9:56 AM, Glenn Griffin <ggriffin.kernel at gmail.com> wrote:
> openvswitch modifies the L4 checksum of a packet when modifying
> the ip address. When an IP packet is fragmented only the first
> fragment contains an L4 header and checksum. Prior to this change
> openvswitch would modify all fragments, modifying application data
> in non-first fragments, causing checksum failures in the
> reassembled packet.
>
> Signed-off-by: Glenn Griffin <ggriffin.kernel at gmail.com>

Looks good.
Acked-by: Pravin B Shelar <pshelar at nicira.com>

This patch needs to be backported to stable branches.

Thanks.



More information about the dev mailing list