16 	VDECONN *conn = NULL;  in vde_user_init()  local
21 	conn = vde_open(pri->vde_switch, pri->descr, pri->args);  in vde_user_init()
23 	if (conn == NULL) {  in vde_user_init()
32 	pri->conn = conn;  in vde_user_init()
41 	if (pri->conn != NULL)  in vde_user_open()
42 		return vde_datafd(pri->conn);  in vde_user_open()
52 	if (pri->conn != NULL) {  in vde_remove()
54 		vde_close(pri->conn);  in vde_remove()
55 		pri->conn = NULL;  in vde_remove()
96 int vde_user_read(void *conn, void *buf, int len)  in vde_user_read()  argument
98 	VDECONN *vconn = conn;  in vde_user_read()
116 int vde_user_write(void *conn, void *buf, int len)  in vde_user_write()  argument
118 	VDECONN *vconn = conn;  in vde_user_write()