From 10bbf1652c1cca9819e98d56f3432c56d7a2d229 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Thu, 21 Sep 2023 20:28:11 +0000 Subject: net: implement lockless SO_PRIORITY This is a followup of 8bf43be799d4 ("net: annotate data-races around sk->sk_priority"). sk->sk_priority can be read and written without holding the socket lock. Signed-off-by: Eric Dumazet Reviewed-by: Wenjia Zhang Signed-off-by: David S. Miller --- net/sctp/ipv6.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/sctp/ipv6.c') diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index 5c0ed5909d85..24368f755ab1 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -247,7 +247,7 @@ static int sctp_v6_xmit(struct sk_buff *skb, struct sctp_transport *t) rcu_read_lock(); res = ip6_xmit(sk, skb, fl6, sk->sk_mark, rcu_dereference(np->opt), - tclass, sk->sk_priority); + tclass, READ_ONCE(sk->sk_priority)); rcu_read_unlock(); return res; } -- cgit v1.2.3