static int masq_inet_event(struct notifier_block *this,
			   unsigned long event,
			   void *ptr)
{
	struct net_device *dev = ((struct in_ifaddr *)ptr)->ifa_dev->dev;
	struct netdev_notifier_info info;

	netdev_notifier_info_init(&info, dev);
	return masq_device_event(this, event, &info);
}
Weaknesses in this category are related to improper management of system resources.