net: annotate data-races around sk->sk_dst_pending_confirm

[platform/kernel/linux-starfive.git] / net / ipv4 / tcp_output.c

diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index f072346..9ccfdc8 100644 (file)
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1331,7 +1331,7 @@ static int __tcp_transmit_skb(struct sock *sk, struct sk_buff *skb,
        skb->destructor = skb_is_tcp_pure_ack(skb) ? __sock_wfree : tcp_wfree;
        refcount_add(skb->truesize, &sk->sk_wmem_alloc);
 
-       skb_set_dst_pending_confirm(skb, sk->sk_dst_pending_confirm);
+       skb_set_dst_pending_confirm(skb, READ_ONCE(sk->sk_dst_pending_confirm));
 
        /* Build TCP header and checksum it. */
        th = (struct tcphdr *)skb->data;