From: Eric Dumazet Date: Thu, 15 Jan 2026 09:41:36 +0000 (+0000) Subject: ipv6: annotate date-race in ipv6_can_nonlocal_bind() X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3681282530e68a507dfd8cb58f04a10b41282ab3;p=thirdparty%2Fkernel%2Flinux.git ipv6: annotate date-race in ipv6_can_nonlocal_bind() Add a missing READ_ONCE(), and add const qualifiers to the two parameters. Signed-off-by: Eric Dumazet Reviewed-by: Simon Horman Link: https://patch.msgid.link/20260115094141.3124990-4-edumazet@google.com Signed-off-by: Jakub Kicinski --- diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 7873b34181d9b..f39cd85e89123 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -931,10 +931,10 @@ static inline void iph_to_flow_copy_v6addrs(struct flow_keys *flow, #if IS_ENABLED(CONFIG_IPV6) -static inline bool ipv6_can_nonlocal_bind(struct net *net, - struct inet_sock *inet) +static inline bool ipv6_can_nonlocal_bind(const struct net *net, + const struct inet_sock *inet) { - return net->ipv6.sysctl.ip_nonlocal_bind || + return READ_ONCE(net->ipv6.sysctl.ip_nonlocal_bind) || test_bit(INET_FLAGS_FREEBIND, &inet->inet_flags) || test_bit(INET_FLAGS_TRANSPARENT, &inet->inet_flags); }