diff options
| author | Geliang Tang <geliangtang@gmail.com> | 2021-06-17 16:46:13 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-18 11:40:11 -0700 |
| commit | 0625118115cf2ee8e435bf86d1c1f0bfdee9d7c8 (patch) | |
| tree | 86669b2e27fcb1a4f7ecc029d0fa7073685e1150 /net/mptcp/subflow.c | |
| parent | c863225b79426459feca2ef5b0cc2f07e8e68771 (diff) | |
mptcp: add csum_reqd in mptcp_options_received
This patch added a new flag csum_reqd in struct mptcp_options_received, if
the flag MPTCP_CAP_CHECKSUM_REQD is set in the receiving MP_CAPABLE
suboption, set this flag.
In mptcp_sk_clone and subflow_finish_connect, if the csum_reqd flag is set,
enable the msk->csum_enabled flag.
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Geliang Tang <geliangtang@gmail.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index aa6b307b27c8..9b82ce635c6e 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -405,6 +405,8 @@ static void subflow_finish_connect(struct sock *sk, const struct sk_buff *skb) goto fallback; } + if (mp_opt.csum_reqd) + WRITE_ONCE(mptcp_sk(parent)->csum_enabled, true); subflow->mp_capable = 1; subflow->can_ack = 1; subflow->remote_key = mp_opt.sndr_key; |