diff --git a/net/core/sock.c b/net/core/sock.c index 4dd13d34e474..61bbe6263f98 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1815,7 +1815,7 @@ int sk_getsockopt(struct sock *sk, 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); @@ -3119,7 +3119,7 @@ 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 5b19b6c53a2c..78fa620a6398 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -779,7 +779,7 @@ 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;