Paolo Abeni 5a91e32b40 mptcp: fix 'use_ack' option access.
The mentioned RX option field is initialized only for DSS
packet, we must access it only if 'dss' is set too, or
the subflow will end-up in a bad status, leading to
RFC violations.

Fixes: d22f4988ffec ("mptcp: process MP_CAPABLE data option")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-04-30 12:23:22 -07:00
..
2020-03-29 22:14:48 -07:00
2020-02-16 19:37:16 -08:00
2020-03-29 22:14:49 -07:00
2020-04-30 12:23:22 -07:00
2020-04-03 16:06:32 -07:00