diff --git a/net/core/sock.c b/net/core/sock.c index 59abfb2c9226..0cca1ccf1499 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1643,7 +1643,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname, if (!sock->ops->set_peek_off) return -EOPNOTSUPP; - v.val = sk->sk_peek_off; + v.val = READ_ONCE(sk->sk_peek_off); break; case SO_NOFCS: v.val = sock_flag(sk, SOCK_NOFCS); @@ -2901,7 +2901,7 @@ EXPORT_SYMBOL(__sk_mem_reclaim); int sk_set_peek_off(struct sock *sk, int val) { - sk->sk_peek_off = val; + WRITE_ONCE(sk->sk_peek_off, val); return 0; } EXPORT_SYMBOL_GPL(sk_set_peek_off); diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index d326540e4938..7a076d5017d1 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -717,7 +717,7 @@ static int unix_set_peek_off(struct sock *sk, int val) if (mutex_lock_interruptible(&u->iolock)) return -EINTR; - sk->sk_peek_off = val; + WRITE_ONCE(sk->sk_peek_off, val); mutex_unlock(&u->iolock); return 0;