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authorDavid S. Miller <davem@davemloft.net>2022-07-13 12:56:50 +0100
committerDavid S. Miller <davem@davemloft.net>2022-07-13 12:56:50 +0100
commit7d5424b26f17b74d94e73815718b424ad207a3e7 (patch)
treea571db15de0e5ac08997aab9705356eff39685b6 /net/ipv6/route.c
parent22b9c41a3fb8ef4624bcda312665937d2ba98aa7 (diff)
parentbdf00bf24bef9be1ca641a6390fd5487873e0d2e (diff)
Merge branch 'net-sysctl-races'
Kuniyuki Iwashima says: ==================== sysctl: Fix data-races around ipv4_net_table (Roun). This series fixes data-races around the first 13 knobs and nexthop_compat_mode in ipv4_net_table. I will post another patch for three early_demux knobs later, so the next round will start from ip_default_ttl. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/route.c')
-rw-r--r--net/ipv6/route.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 828355710c57..916417944ec8 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -5741,7 +5741,7 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb,
if (nexthop_is_blackhole(rt->nh))
rtm->rtm_type = RTN_BLACKHOLE;
- if (net->ipv4.sysctl_nexthop_compat_mode &&
+ if (READ_ONCE(net->ipv4.sysctl_nexthop_compat_mode) &&
rt6_fill_node_nexthop(skb, rt->nh, &nh_flags) < 0)
goto nla_put_failure;