dev_get_by_index_rcu(9)

dev_get_by_index_rcu9

Find a device by its ifindex

Usage

struct net_device * dev_get_by_index_rcu(struct net * net, int ifindex);

Arguments

net

the applicable net namespace

ifindex

index of device

Overview

Search for an interface by index. Returns NULL if the device is not found or a pointer to the device. The device has not had its reference counter increased so the caller must be careful about locking. The caller must hold RCU lock.

Releases

3 releases since Debian 7 (Wheezy); the text changed 2 times.

  1. 7
  2. 8
  3. 9

From linux-manual-4.9 4.9.228-1 in Debian 9 (Stretch). Parsed by carta from the page's man source.