net: add RTNL_ASSERT in __netdev_update_features()

Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: David S. Miller <davem@davemloft.net>
2011-04-12 09:56:38 +00:00 · 2011-04-12 09:56:38 +00:00 · 872674858f
--- a/net/core/dev.c
+++ b/net/core/dev.c
@ -5247,6 +5247,8 @@ int __netdev_update_features(struct net_device *dev)
 	u32 features;
 	int err = 0;

+	ASSERT_RTNL();
+
 	features = netdev_get_wanted_features(dev);

 	if (dev->netdev_ops->ndo_fix_features)