diff options
Diffstat (limited to 'drivers/net/macvlan.c')
| -rw-r--r-- | drivers/net/macvlan.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index c509228be84d..4433b8e95b6a 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -1572,6 +1572,11 @@ destroy_macvlan_port: if (create) macvlan_port_destroy(port->dev); } + /* @dev might have been made visible before an error was detected. + * Make sure to observe an RCU grace period before our caller + * (rtnl_newlink()) frees it. + */ + synchronize_net(); return err; } EXPORT_SYMBOL_GPL(macvlan_common_newlink); |