diff options
Diffstat (limited to 'net/ipv6')
-rw-r--r-- | net/ipv6/addrconf.c | 2 | ||||
-rw-r--r-- | net/ipv6/ip6_output.c | 4 | ||||
-rw-r--r-- | net/ipv6/route.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 409aa5ddb856..44340ff82da5 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -6699,7 +6699,7 @@ int addrconf_disable_policy(struct ctl_table *ctl, int *valp, int val) if (!rtnl_trylock()) return restart_syscall(); - *valp = val; + WRITE_ONCE(*valp, val); net = (struct net *)ctl->extra2; if (valp == &net->ipv6.devconf_dflt->disable_policy) { diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index f08af3f4e54f..b9dd3a66e423 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -513,8 +513,8 @@ int ip6_forward(struct sk_buff *skb) if (skb_warn_if_lro(skb)) goto drop; - if (!net->ipv6.devconf_all->disable_policy && - (!idev || !idev->cnf.disable_policy) && + if (!READ_ONCE(net->ipv6.devconf_all->disable_policy) && + (!idev || !READ_ONCE(idev->cnf.disable_policy)) && !xfrm6_policy_check(NULL, XFRM_POLICY_FWD, skb)) { __IP6_INC_STATS(net, idev, IPSTATS_MIB_INDISCARDS); goto drop; diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1b897c57c55f..a92fcac902ae 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -4584,8 +4584,8 @@ struct fib6_info *addrconf_f6i_alloc(struct net *net, f6i->dst_nocount = true; if (!anycast && - (net->ipv6.devconf_all->disable_policy || - idev->cnf.disable_policy)) + (READ_ONCE(net->ipv6.devconf_all->disable_policy) || + READ_ONCE(idev->cnf.disable_policy))) f6i->dst_nopolicy = true; } |