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-rw-r--r--net/sctp/socket.c30
1 files changed, 19 insertions, 11 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 356e387f82e7..bf271f8c2dc9 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5053,7 +5053,7 @@ static int sctp_getsockopt_autoclose(struct sock *sk, int len, char __user *optv
len = sizeof(int);
if (put_user(len, optlen))
return -EFAULT;
- if (copy_to_user(optval, &sctp_sk(sk)->autoclose, len))
+ if (put_user(sctp_sk(sk)->autoclose, (int __user *)optval))
return -EFAULT;
return 0;
}
@@ -7602,22 +7602,22 @@ __poll_t sctp_poll(struct file *file, struct socket *sock, poll_table *wait)
*/
if (sctp_style(sk, TCP) && sctp_sstate(sk, LISTENING))
return (!list_empty(&sp->ep->asocs)) ?
- (POLLIN | POLLRDNORM) : 0;
+ (EPOLLIN | EPOLLRDNORM) : 0;
mask = 0;
/* Is there any exceptional events? */
if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue))
- mask |= POLLERR |
- (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? POLLPRI : 0);
+ mask |= EPOLLERR |
+ (sock_flag(sk, SOCK_SELECT_ERR_QUEUE) ? EPOLLPRI : 0);
if (sk->sk_shutdown & RCV_SHUTDOWN)
- mask |= POLLRDHUP | POLLIN | POLLRDNORM;
+ mask |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM;
if (sk->sk_shutdown == SHUTDOWN_MASK)
- mask |= POLLHUP;
+ mask |= EPOLLHUP;
/* Is it readable? Reconsider this code with TCP-style support. */
if (!skb_queue_empty(&sk->sk_receive_queue))
- mask |= POLLIN | POLLRDNORM;
+ mask |= EPOLLIN | EPOLLRDNORM;
/* The association is either gone or not ready. */
if (!sctp_style(sk, UDP) && sctp_sstate(sk, CLOSED))
@@ -7625,7 +7625,7 @@ __poll_t sctp_poll(struct file *file, struct socket *sock, poll_table *wait)
/* Is it writable? */
if (sctp_writeable(sk)) {
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
} else {
sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk);
/*
@@ -7637,7 +7637,7 @@ __poll_t sctp_poll(struct file *file, struct socket *sock, poll_table *wait)
* in the following code to cover it as well.
*/
if (sctp_writeable(sk))
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
}
return mask;
}
@@ -8161,8 +8161,8 @@ void sctp_data_ready(struct sock *sk)
rcu_read_lock();
wq = rcu_dereference(sk->sk_wq);
if (skwq_has_sleeper(wq))
- wake_up_interruptible_sync_poll(&wq->wait, POLLIN |
- POLLRDNORM | POLLRDBAND);
+ wake_up_interruptible_sync_poll(&wq->wait, EPOLLIN |
+ EPOLLRDNORM | EPOLLRDBAND);
sk_wake_async(sk, SOCK_WAKE_WAITD, POLL_IN);
rcu_read_unlock();
}
@@ -8552,6 +8552,10 @@ struct proto sctp_prot = {
.unhash = sctp_unhash,
.get_port = sctp_get_port,
.obj_size = sizeof(struct sctp_sock),
+ .useroffset = offsetof(struct sctp_sock, subscribe),
+ .usersize = offsetof(struct sctp_sock, initmsg) -
+ offsetof(struct sctp_sock, subscribe) +
+ sizeof_field(struct sctp_sock, initmsg),
.sysctl_mem = sysctl_sctp_mem,
.sysctl_rmem = sysctl_sctp_rmem,
.sysctl_wmem = sysctl_sctp_wmem,
@@ -8591,6 +8595,10 @@ struct proto sctpv6_prot = {
.unhash = sctp_unhash,
.get_port = sctp_get_port,
.obj_size = sizeof(struct sctp6_sock),
+ .useroffset = offsetof(struct sctp6_sock, sctp.subscribe),
+ .usersize = offsetof(struct sctp6_sock, sctp.initmsg) -
+ offsetof(struct sctp6_sock, sctp.subscribe) +
+ sizeof_field(struct sctp6_sock, sctp.initmsg),
.sysctl_mem = sysctl_sctp_mem,
.sysctl_rmem = sysctl_sctp_rmem,
.sysctl_wmem = sysctl_sctp_wmem,
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