thanks for the fix.

On Wed, Aug 8, 2018 at 11:32 AM, Yifeng Sun <pkusunyif...@gmail.com> wrote:

> In compatable gre module, skb->cb is used as ovs_gso_cb.
> This bug clears the 16-23 bit in the address of ovs_gso_cb.tun_dst.
>

can you explain more about ovs_gso_cb?

>
> Signed-off-by: Yifeng Sun <pkusunyif...@gmail.com>
> ---
>  datapath/linux/compat/ip6_gre.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/datapath/linux/compat/ip6_gre.c b/datapath/linux/compat/ip6_
> gre.c
> index 54a76ab..16c1f72 100644
> --- a/datapath/linux/compat/ip6_gre.c
> +++ b/datapath/linux/compat/ip6_gre.c
> @@ -1146,7 +1146,6 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct
> sk_buff *skb,
>                 goto tx_err;
>
>         t->parms.o_flags &= ~TUNNEL_KEY;
> -       IPCB(skb)->flags = 0;
>

The upstream linux kernel has the above code.
Do we need to fix the upstream kernel then backport?

Thanks,
William
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