linuxdebug/Documentation/userspace-api/media/dvb/net-remove-if.rst

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.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. c:namespace:: DTV.net
.. _NET_REMOVE_IF:
*******************
ioctl NET_REMOVE_IF
*******************
Name
====
NET_REMOVE_IF - Removes a network interface.
Synopsis
========
.. c:macro:: NET_REMOVE_IF
``int ioctl(int fd, NET_REMOVE_IF, int ifnum)``
Arguments
=========
``fd``
File descriptor returned by :c:func:`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.