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-rw-r--r--net/caif/caif_dev.c4
-rw-r--r--net/caif/caif_socket.c12
2 files changed, 11 insertions, 5 deletions
diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c
index e0adcd123f48..711d7156efd8 100644
--- a/net/caif/caif_dev.c
+++ b/net/caif/caif_dev.c
@@ -131,8 +131,10 @@ static void caif_flow_cb(struct sk_buff *skb)
caifd = caif_get(skb->dev);
WARN_ON(caifd == NULL);
- if (caifd == NULL)
+ if (!caifd) {
+ rcu_read_unlock();
return;
+ }
caifd_hold(caifd);
rcu_read_unlock();
diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index c7991867d622..a6fb1b3bcad9 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -934,11 +934,15 @@ static int caif_release(struct socket *sock)
}
/* Copied from af_unix.c:unix_poll(), added CAIF tx_flow handling */
-static __poll_t caif_poll_mask(struct socket *sock, __poll_t events)
+static __poll_t caif_poll(struct file *file,
+ struct socket *sock, poll_table *wait)
{
struct sock *sk = sock->sk;
+ __poll_t mask;
struct caifsock *cf_sk = container_of(sk, struct caifsock, sk);
- __poll_t mask = 0;
+
+ sock_poll_wait(file, sk_sleep(sk), wait);
+ mask = 0;
/* exceptional events? */
if (sk->sk_err)
@@ -972,7 +976,7 @@ static const struct proto_ops caif_seqpacket_ops = {
.socketpair = sock_no_socketpair,
.accept = sock_no_accept,
.getname = sock_no_getname,
- .poll_mask = caif_poll_mask,
+ .poll = caif_poll,
.ioctl = sock_no_ioctl,
.listen = sock_no_listen,
.shutdown = sock_no_shutdown,
@@ -993,7 +997,7 @@ static const struct proto_ops caif_stream_ops = {
.socketpair = sock_no_socketpair,
.accept = sock_no_accept,
.getname = sock_no_getname,
- .poll_mask = caif_poll_mask,
+ .poll = caif_poll,
.ioctl = sock_no_ioctl,
.listen = sock_no_listen,
.shutdown = sock_no_shutdown,