Hi Geliang,

On 08/06/2020 12:47, Geliang Tang wrote:
In MPTCPOPT_RM_ADDR option parsing, the pointer "ptr" pointed to the
"Subtype" octet, the pointer "ptr+1" pointed to the "Address ID" octet:

   +-------+-------+---------------+
   |Subtype|(resvd)|   Address ID  |
   +-------+-------+---------------+
   |               |
  ptr            ptr+1

We should set mp_opt->rm_id to the value of "ptr+1", not "ptr". This patch
will fix this bug.

Fixes: 3df523ab582c ("mptcp: Add ADD_ADDR handling")
Signed-off-by: Geliang Tang <geliangt...@gmail.com>
---
  Changes in v2:
   - Add "-net" subject and "Fixes" tag as Matt suggested.

Thanks for this v2! LGTM!

Reviewed-by: Matthieu Baerts <matthieu.bae...@tessares.net>

Cheers,
Matt
--
Matthieu Baerts | R&D Engineer
matthieu.bae...@tessares.net
Tessares SA | Hybrid Access Solutions
www.tessares.net
1 Avenue Jean Monnet, 1348 Louvain-la-Neuve, Belgium

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