diff options
| author | Eric Dumazet <edumazet@google.com> | 2024-02-22 10:50:08 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2024-02-26 11:46:12 +0000 |
| commit | e353ea9ce471331c13edffd5977eadd602d1bb80 (patch) | |
| tree | 31a5794e37547a88bfe9d15ad6770be6bdfdf358 /drivers/net/macvlan.c | |
| parent | 5f6000aa24b939a8853dbc76642ba3cd12765bd8 (diff) | |
rtnetlink: prepare nla_put_iflink() to run under RCU
We want to be able to run rtnl_fill_ifinfo() under RCU protection
instead of RTNL in the future.
This patch prepares dev_get_iflink() and nla_put_iflink()
to run either with RTNL or RCU held.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/macvlan.c')
| -rw-r--r-- | drivers/net/macvlan.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index a3cc665757e8..0cec2783a3e7 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -1158,7 +1158,7 @@ static int macvlan_dev_get_iflink(const struct net_device *dev) { struct macvlan_dev *vlan = netdev_priv(dev); - return vlan->lowerdev->ifindex; + return READ_ONCE(vlan->lowerdev->ifindex); } static const struct ethtool_ops macvlan_ethtool_ops = { |