Commit e46b66bc authored May 08, 2008 by Ben Hutchings Committed by David S. Miller May 08, 2008

net: Added ASSERT_RTNL() to dev_open() and dev_close().

dev_open() and dev_close() must be called holding the RTNL, since they
call device functions and netdevice notifiers that are promised the RTNL.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent c2ab7ac2

net/core/dev.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -994,6 +994,8 @@ int dev_open(struct net_device *dev)
		{
		int ret = 0;

		ASSERT_RTNL();

		/*
		* Is it already up?
		*/
		@@ -1060,6 +1062,8 @@ int dev_open(struct net_device *dev)
		*/
		int dev_close(struct net_device *dev)
		{
		ASSERT_RTNL();

		might_sleep();

		if (!(dev->flags & IFF_UP))