diff options
Diffstat (limited to 'net/mptcp/protocol.h')
| -rw-r--r-- | net/mptcp/protocol.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index 6f191b125978..9653fee227ab 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -1172,6 +1172,14 @@ static inline void mptcp_pm_close_subflow(struct mptcp_sock *msk) spin_unlock_bh(&msk->pm.lock); } +static inline bool mptcp_pm_add_addr_c_flag_case(struct mptcp_sock *msk) +{ + return READ_ONCE(msk->pm.remote_deny_join_id0) && + msk->pm.local_addr_used == 0 && + mptcp_pm_get_add_addr_accept_max(msk) == 0 && + msk->pm.subflows < mptcp_pm_get_subflows_max(msk); +} + void mptcp_sockopt_sync_locked(struct mptcp_sock *msk, struct sock *ssk); static inline struct mptcp_ext *mptcp_get_ext(const struct sk_buff *skb) |