From e0bb2675fea2783c45bb95d74f00c55156720863 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Wed, 28 Feb 2024 13:54:29 +0000 Subject: ipv6: annotate data-races around cnf.hop_limit idev->cnf.hop_limit and net->ipv6.devconf_all->hop_limit might be read locklessly, add appropriate READ_ONCE() and WRITE_ONCE() annotations. Signed-off-by: Eric Dumazet Acked-by: Florian Westphal # for netfilter parts Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- net/ipv6/ipv6_sockglue.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/ipv6/ipv6_sockglue.c') diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 56c3c467f9de..f61d977ac052 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -1346,7 +1346,7 @@ int do_ipv6_getsockopt(struct sock *sk, int level, int optname, } if (val < 0) - val = sock_net(sk)->ipv6.devconf_all->hop_limit; + val = READ_ONCE(sock_net(sk)->ipv6.devconf_all->hop_limit); break; } -- cgit v1.2.3