diff options
Diffstat (limited to 'net/mptcp/sockopt.c')
| -rw-r--r-- | net/mptcp/sockopt.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index 826b0c1dae98..423d3826ca1e 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -756,6 +756,18 @@ static int mptcp_setsockopt_v4(struct mptcp_sock *msk, int optname, return -EOPNOTSUPP; } +static int mptcp_setsockopt_sol_tcp_defer(struct mptcp_sock *msk, sockptr_t optval, + unsigned int optlen) +{ + struct socket *listener; + + listener = __mptcp_nmpc_socket(msk); + if (!listener) + return 0; /* TCP_DEFER_ACCEPT does not fail */ + + return tcp_setsockopt(listener->sk, SOL_TCP, TCP_DEFER_ACCEPT, optval, optlen); +} + static int mptcp_setsockopt_sol_tcp(struct mptcp_sock *msk, int optname, sockptr_t optval, unsigned int optlen) { @@ -782,6 +794,8 @@ static int mptcp_setsockopt_sol_tcp(struct mptcp_sock *msk, int optname, return mptcp_setsockopt_sol_tcp_cork(msk, optval, optlen); case TCP_NODELAY: return mptcp_setsockopt_sol_tcp_nodelay(msk, optval, optlen); + case TCP_DEFER_ACCEPT: + return mptcp_setsockopt_sol_tcp_defer(msk, optval, optlen); } return -EOPNOTSUPP; @@ -1142,6 +1156,7 @@ static int mptcp_getsockopt_sol_tcp(struct mptcp_sock *msk, int optname, case TCP_CONGESTION: case TCP_INFO: case TCP_CC_INFO: + case TCP_DEFER_ACCEPT: return mptcp_getsockopt_first_sf_only(msk, SOL_TCP, optname, optval, optlen); case TCP_INQ: |