Unverified Commit 83914de1 authored by Christian Brauner's avatar Christian Brauner
Browse files

net-sysfs: use check_net() 



Don't directly acess the namespace count. There's even a dedicated
helper for this.

Reviewed-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 96d997ea

net/core/net-sysfs.c

+3 −3
Original line number Diff line number Diff line
@@ -1328,7 +1328,7 @@ net_rx_queue_update_kobjects(struct net_device *dev, int old_num, int new_num) 
		struct netdev_rx_queue *queue = &dev->_rx[i];

		struct kobject *kobj = &queue->kobj;



		if (!refcount_read(&dev_net(dev)->ns.count))

		if (!check_net(dev_net(dev)))

			kobj->uevent_suppress = 1;

		if (dev->sysfs_rx_queue_group)

			sysfs_remove_group(kobj, dev->sysfs_rx_queue_group);
@@ -2061,7 +2061,7 @@ netdev_queue_update_kobjects(struct net_device *dev, int old_num, int new_num) 
	while (--i >= new_num) {

		struct netdev_queue *queue = dev->_tx + i;



		if (!refcount_read(&dev_net(dev)->ns.count))

		if (!check_net(dev_net(dev)))

			queue->kobj.uevent_suppress = 1;



		if (netdev_uses_bql(dev))
@@ -2315,7 +2315,7 @@ void netdev_unregister_kobject(struct net_device *ndev) 
{

	struct device *dev = &ndev->dev;



	if (!refcount_read(&dev_net(ndev)->ns.count))

	if (!check_net(dev_net(ndev)))

		dev_set_uevent_suppress(dev, 1);



	kobject_get(&dev->kobj);