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Diffstat (limited to 'net/bluetooth/af_bluetooth.c')
-rw-r--r--net/bluetooth/af_bluetooth.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index b93464ac35..67604ccec2 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -309,14 +309,11 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
if (flags & MSG_OOB)
return -EOPNOTSUPP;
- lock_sock(sk);
-
skb = skb_recv_datagram(sk, flags, &err);
if (!skb) {
if (sk->sk_shutdown & RCV_SHUTDOWN)
err = 0;
- release_sock(sk);
return err;
}
@@ -346,8 +343,6 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
skb_free_datagram(sk, skb);
- release_sock(sk);
-
if (flags & MSG_TRUNC)
copied = skblen;
@@ -570,10 +565,11 @@ int bt_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
if (sk->sk_state == BT_LISTEN)
return -EINVAL;
- lock_sock(sk);
+ spin_lock(&sk->sk_receive_queue.lock);
skb = skb_peek(&sk->sk_receive_queue);
amount = skb ? skb->len : 0;
- release_sock(sk);
+ spin_unlock(&sk->sk_receive_queue.lock);
+
err = put_user(amount, (int __user *)arg);
break;