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* [PATCH] bonding: Fix resource use after free
@ 2007-11-13  2:15 Jay Vosburgh
  2007-11-14  5:16 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Jay Vosburgh @ 2007-11-13  2:15 UTC (permalink / raw)
  To: netdev; +Cc: davem, jgarzik, monis, Jay Vosburgh

	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>

---

	Copying DaveM since Jeff is out this week; please apply for 2.6.24.

	-J

 drivers/net/bonding/bond_main.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index a198404..423298c 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -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
-- 
1.5.3.1


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2007-11-13  2:15 [PATCH] bonding: Fix resource use after free Jay Vosburgh
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