Re: [PATCH v1 01/41] mptcp: fully established after ADD_ADDR echo on MPJ

[Greg KH <greg@kroah.com>]

On Fri, Aug 09, 2024 at 03:48:09PM +0530, Santosh Sakore wrote:
> From: "Matthieu Baerts (NGI0)" <matttbe@kernel.org>
> 
> Before this patch, receiving an ADD_ADDR echo on the just connected
> MP_JOIN subflow -- initiator side, after the MP_JOIN 3WHS -- was
> resulting in an MP_RESET. That's because only ACKs with a DSS or
> ADD_ADDRs without the echo bit were allowed.
> 
> Not allowing the ADD_ADDR echo after an MP_CAPABLE 3WHS makes sense, as
> we are not supposed to send an ADD_ADDR before because it requires to be
> in full established mode first. For the MP_JOIN 3WHS, that's different:
> the ADD_ADDR can be sent on a previous subflow, and the ADD_ADDR echo
> can be received on the recently created one. The other peer will already
> be in fully established, so it is allowed to send that.
> 
> We can then relax the conditions here to accept the ADD_ADDR echo for
> MPJ subflows.
> 
> Fixes: 67b12f792d5e ("mptcp: full fully established support after ADD_ADDR")
> Cc: stable@vger.kernel.org
> Reviewed-by: Mat Martineau <martineau@kernel.org>
> Signed-off-by: Matthieu Baerts (NGI0) <matttbe@kernel.org>
> Link: https://patch.msgid.link/20240731-upstream-net-20240731-mptcp-endp-subflow-signal-v1-1-c8a9b036493b@kernel.org
> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
> ---
>  net/mptcp/options.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)

Any reason you are resending this to us again?

Please fix your scripts...

greg k-h