diff options
Diffstat (limited to 'net/mptcp')
| -rw-r--r-- | net/mptcp/protocol.c | 22 | ||||
| -rw-r--r-- | net/mptcp/protocol.h | 1 |
2 files changed, 23 insertions, 0 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 1d55563e9aca..cbf184a71ed7 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -551,12 +551,24 @@ static void __mptcp_close_ssk(struct sock *sk, struct sock *ssk, } } +static void mptcp_worker(struct work_struct *work) +{ + struct mptcp_sock *msk = container_of(work, struct mptcp_sock, work); + struct sock *sk = &msk->sk.icsk_inet.sk; + + lock_sock(sk); + + release_sock(sk); + sock_put(sk); +} + static int __mptcp_init_sock(struct sock *sk) { struct mptcp_sock *msk = mptcp_sk(sk); INIT_LIST_HEAD(&msk->conn_list); __set_bit(MPTCP_SEND_SPACE, &msk->flags); + INIT_WORK(&msk->work, mptcp_worker); msk->first = NULL; @@ -571,6 +583,14 @@ static int mptcp_init_sock(struct sock *sk) return __mptcp_init_sock(sk); } +static void mptcp_cancel_work(struct sock *sk) +{ + struct mptcp_sock *msk = mptcp_sk(sk); + + if (cancel_work_sync(&msk->work)) + sock_put(sk); +} + static void mptcp_subflow_shutdown(struct sock *ssk, int how) { lock_sock(ssk); @@ -616,6 +636,8 @@ static void mptcp_close(struct sock *sk, long timeout) __mptcp_close_ssk(sk, ssk, subflow, timeout); } + mptcp_cancel_work(sk); + sk_common_release(sk); } diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h index 67895a7c1e5b..6e6e162d25f1 100644 --- a/net/mptcp/protocol.h +++ b/net/mptcp/protocol.h @@ -70,6 +70,7 @@ struct mptcp_sock { u32 token; unsigned long flags; bool can_ack; + struct work_struct work; struct list_head conn_list; struct skb_ext *cached_ext; /* for the next sendmsg */ struct socket *subflow; /* outgoing connect/listener/!mp_capable */ |