diff options
| author | Sowmini Varadhan <sowmini.varadhan@oracle.com> | 2014-07-16 10:02:26 -0400 |
|---|---|---|
| committer | Willy Tarreau <w@1wt.eu> | 2014-11-23 10:55:39 +0100 |
| commit | 19a0d61e688489f39778cf20eb71f2f19b79cd1a (patch) | |
| tree | d49d87cc0882e2ebf8dedc892940804580a865c5 | |
| parent | ef94866eb091d2d92bf99633daf2d819825abe89 (diff) | |
sunvnet: clean up objects created in vnet_new() on vnet_exit()
[ Upstream commit a4b70a07ed12a71131cab7adce2ce91c71b37060 ]
Nothing cleans up the objects created by
vnet_new(), they are completely leaked.
vnet_exit(), after doing the vio_unregister_driver() to clean
up ports, should call a helper function that iterates over vnet_list
and cleans up those objects. This includes unregister_netdevice()
as well as free_netdev().
Signed-off-by: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Acked-by: Dave Kleikamp <dave.kleikamp@oracle.com>
Reviewed-by: Karl Volz <karl.volz@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Willy Tarreau <w@1wt.eu>
| -rw-r--r-- | drivers/net/sunvnet.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/net/sunvnet.c b/drivers/net/sunvnet.c index b6d0348c1eba..667c674d359d 100644 --- a/drivers/net/sunvnet.c +++ b/drivers/net/sunvnet.c @@ -1096,6 +1096,24 @@ static struct vnet * __devinit vnet_find_or_create(const u64 *local_mac) return vp; } +static void vnet_cleanup(void) +{ + struct vnet *vp; + struct net_device *dev; + + mutex_lock(&vnet_list_mutex); + while (!list_empty(&vnet_list)) { + vp = list_first_entry(&vnet_list, struct vnet, list); + list_del(&vp->list); + dev = vp->dev; + /* vio_unregister_driver() should have cleaned up port_list */ + BUG_ON(!list_empty(&vp->port_list)); + unregister_netdev(dev); + free_netdev(dev); + } + mutex_unlock(&vnet_list_mutex); +} + static const char *local_mac_prop = "local-mac-address"; static struct vnet * __devinit vnet_find_parent(struct mdesc_handle *hp, @@ -1261,7 +1279,6 @@ static int vnet_port_remove(struct vio_dev *vdev) kfree(port); - unregister_netdev(vp->dev); } return 0; } @@ -1292,6 +1309,7 @@ static int __init vnet_init(void) static void __exit vnet_exit(void) { vio_unregister_driver(&vnet_port_driver); + vnet_cleanup(); } module_init(vnet_init); |