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[BONDING]: Fix resource use after free 

Fix bond_destroy and bond_free_all to not reference the struct
net_device after calling unregister_netdevice.

Bug and offending change reported by Moni Shoua <monis@voltaire.com>

Signed-off-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jay Vosburgh 2007-11-13 21:16:29 -08:00 committed by David S. Miller
parent ce1d18e006
commit 8cbdeec637
1 changed files with 2 additions and 2 deletions
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4
drivers/net/bonding/bond_main.c
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@ -1847,9 +1847,9 @@ int bond_release(struct net_device *bond_dev, struct net_device *slave_dev)
*/
void bond_destroy(struct bonding *bond)
{
unregister_netdevice(bond->dev);
bond_deinit(bond->dev);
bond_destroy_sysfs_entry(bond);
unregister_netdevice(bond->dev);
}
/*
@ -4475,8 +4475,8 @@ static void bond_free_all(void)
bond_mc_list_destroy(bond);
/* Release the bonded slaves */
bond_release_all(bond_dev);
unregister_netdevice(bond_dev);
bond_deinit(bond_dev);
unregister_netdevice(bond_dev);
}
#ifdef CONFIG_PROC_FS