diff options
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 205dca1c30b7..c90c0e6ffb82 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -186,6 +186,9 @@ static struct sock *subflow_syn_recv_sock(const struct sock *sk, pr_debug("listener=%p, req=%p, conn=%p", listener, req, listener->conn); + if (tcp_rsk(req)->is_mptcp == 0) + goto create_child; + /* if the sk is MP_CAPABLE, we try to fetch the client key */ subflow_req = mptcp_subflow_rsk(req); if (subflow_req->mp_capable) { @@ -769,7 +772,7 @@ static void subflow_ulp_clone(const struct request_sock *req, struct mptcp_subflow_context *old_ctx = mptcp_subflow_ctx(newsk); struct mptcp_subflow_context *new_ctx; - if (!subflow_req->mp_capable) { + if (!tcp_rsk(req)->is_mptcp || !subflow_req->mp_capable) { subflow_ulp_fallback(newsk, old_ctx); return; } |