On Thu, Apr 21, 2022 at 3:08 PM Peilin Ye <yepeilin.cs@xxxxxxxxx> wrote:
>
> From: Peilin Ye <peilin.ye@xxxxxxxxxxxxx>
>
> For GRE and GRETAP devices, currently o_seqno starts from 1 in native
> mode. According to RFC 2890 2.2., "The first datagram is sent with a
> sequence number of 0." Fix it.
>
> It is worth mentioning that o_seqno already starts from 0 in collect_md
> mode, see gre_fb_xmit(), where tunnel->o_seqno is passed to
> gre_build_header() before getting incremented.
>
> Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
> Signed-off-by: Peilin Ye <peilin.ye@xxxxxxxxxxxxx>
LGTM
Acked-by: William Tu <u9012063@xxxxxxxxx>
