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

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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>
This commit is contained in:
Ben Hutchings 2008-05-08 02:53:17 -07:00 committed by David S. Miller
parent c2ab7ac225
commit e46b66bc42
1 changed files with 4 additions and 0 deletions
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4
net/core/dev.c
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@ -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))