diff options
Diffstat (limited to 'net/mptcp/protocol.h')
| -rw-r--r-- | net/mptcp/protocol.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index 40881a7df5d5..132d50833df1 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -624,16 +624,19 @@ void mptcp_info2sockaddr(const struct mptcp_addr_info *info, struct sockaddr_storage *addr, unsigned short family); -static inline bool __mptcp_subflow_active(struct mptcp_subflow_context *subflow) +static inline bool __tcp_can_send(const struct sock *ssk) { - struct sock *ssk = mptcp_subflow_tcp_sock(subflow); + /* only send if our side has not closed yet */ + return ((1 << inet_sk_state_load(ssk)) & (TCPF_ESTABLISHED | TCPF_CLOSE_WAIT)); +} +static inline bool __mptcp_subflow_active(struct mptcp_subflow_context *subflow) +{ /* can't send if JOIN hasn't completed yet (i.e. is usable for mptcp) */ if (subflow->request_join && !subflow->fully_established) return false; - /* only send if our side has not closed yet */ - return ((1 << ssk->sk_state) & (TCPF_ESTABLISHED | TCPF_CLOSE_WAIT)); + return __tcp_can_send(mptcp_subflow_tcp_sock(subflow)); } void mptcp_subflow_set_active(struct mptcp_subflow_context *subflow); |