diff options
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index cb8a42ff4646..548f9e347ff5 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -1128,6 +1128,16 @@ static void subflow_state_change(struct sock *sk) __subflow_state_change(sk); + if (subflow_simultaneous_connect(sk)) { + mptcp_do_fallback(sk); + pr_fallback(mptcp_sk(parent)); + subflow->conn_finished = 1; + if (inet_sk_state_load(parent) == TCP_SYN_SENT) { + inet_sk_state_store(parent, TCP_ESTABLISHED); + parent->sk_state_change(parent); + } + } + /* as recvmsg() does not acquire the subflow socket for ssk selection * a fin packet carrying a DSS can be unnoticed if we don't trigger * the data available machinery here. |