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 2.6. June 2012 DEV_GET_BY_INDEX(9)