aboutsummaryrefslogtreecommitdiff
path: root/Documentation/media/uapi/dvb/net-remove-if.rst
blob: 4ebe07a6b79a6eb03705b30396bc2f2a3047c51b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
.. -*- coding: utf-8; mode: rst -*-

.. _NET_REMOVE_IF:

*******************
ioctl NET_REMOVE_IF
*******************

Name
====

NET_REMOVE_IF - Removes a network interface.


Synopsis
========

.. c:function:: int ioctl( int fd, NET_REMOVE_IF, int ifnum )
    :name: NET_REMOVE_IF


Arguments
=========

``fd``
    File descriptor returned by :ref:`open() <frontend_f_open>`.

``net_if``
    number of the interface to be removed


Description
===========

The NET_REMOVE_IF ioctl deletes an interface previously created via
:ref:`NET_ADD_IF <net>`.


Return Value
============

On success 0 is returned, and :c:type:`ca_slot_info` is filled.

On error -1 is returned, and the ``errno`` variable is set
appropriately.

The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.