vlan_ioctl_hook  1011 net/socket.c   static int (*vlan_ioctl_hook) (struct net *, void __user *arg);
vlan_ioctl_hook  1016 net/socket.c   	vlan_ioctl_hook = hook;
vlan_ioctl_hook  1142 net/socket.c   			if (!vlan_ioctl_hook)
vlan_ioctl_hook  1146 net/socket.c   			if (vlan_ioctl_hook)
vlan_ioctl_hook  1147 net/socket.c   				err = vlan_ioctl_hook(net, argp);