DEV_GET_BY_INDEX(9)                   Network device support                  DEV_GET_BY_INDEX(9)



NAME
       dev_get_by_index - find a device by its ifindex

SYNOPSIS
       struct net_device * dev_get_by_index(struct net * net, int ifindex);

ARGUMENTS
       net
           the applicable net namespace

       ifindex
           index of device

DESCRIPTION
       Search for an interface by index. Returns NULL if the device is not found or a pointer to
       the device. The device returned has had a reference added and the pointer is safe until
       the user calls dev_put to indicate they have finished with it.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                       DEV_GET_BY_INDEX(9)