tun_get_socket   3731 drivers/net/tun.c EXPORT_SYMBOL_GPL(tun_get_socket);
tun_get_socket   1465 drivers/vhost/net.c 	sock = tun_get_socket(file);
tun_get_socket     28 include/linux/if_tun.h struct socket *tun_get_socket(struct file *);