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>

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>
87267485 · Michał Mirosław · David S. Miller · bcc6d479 · 87267485
Commit 87267485 authored Apr 12, 2011 by Michał Mirosław Committed by David S. Miller Apr 12, 2011
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net/core/dev.c net/core/dev.c +2 -0

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--- 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)