diff options
| author | Eric Dumazet <edumazet@google.com> | 2024-02-28 13:54:35 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-03-01 08:42:32 +0000 |
| commit | 624d5aec487cf8c2955d9c5880685714f7fe8e6f (patch) | |
| tree | 18b99ce6e72b97350042c51000fb12cf1a68a6b1 /net/ipv6/addrconf.c | |
| parent | a8fbd4d90720b6c930661ed593d54aba77cec3c2 (diff) | |
ipv6: annotate data-races around devconf->disable_policy
idev->cnf.disable_policy and net->ipv6.devconf_all->disable_policy
can be read locklessly. Add appropriate annotations on reads
and writes.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 2 |
1 files changed, 1 insertions, 1 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) { |