[PATCH net-next 4/8] ipv6: annotate data-races in ip6_multipath_hash_{policy,fields}()
From: Eric Dumazet <edumazet@google.com>
Date: 2026-01-15 09:41:52
Subsystem:
networking [general], networking [ipv4/ipv6], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, David Ahern, Ido Schimmel, Linus Torvalds
Add missing READ_ONCE() when reading sysctl values. Signed-off-by: Eric Dumazet <edumazet@google.com> --- include/net/ipv6.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index f39cd85e89123a06f7660868ef42c8050d693fbf..c7f597da01cd92293b9ffbd9e692dea75fd581b8 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h@@ -1014,11 +1014,11 @@ static inline int ip6_default_np_autolabel(const struct net *net) #if IS_ENABLED(CONFIG_IPV6) static inline int ip6_multipath_hash_policy(const struct net *net) { - return net->ipv6.sysctl.multipath_hash_policy; + return READ_ONCE(net->ipv6.sysctl.multipath_hash_policy); } static inline u32 ip6_multipath_hash_fields(const struct net *net) { - return net->ipv6.sysctl.multipath_hash_fields; + return READ_ONCE(net->ipv6.sysctl.multipath_hash_fields); } #else static inline int ip6_multipath_hash_policy(const struct net *net)
--
2.52.0.457.g6b5491de43-goog