netdev_upper_dev_link (9) - Linux Man Pages

netdev_upper_dev_link: Add a link to the upper device

NAME

netdev_upper_dev_link - Add a link to the upper device

SYNOPSIS

int netdev_upper_dev_link(struct net_device dev, struct net_device upper_dev);

ARGUMENTS

dev

device

upper_dev

new upper device

DESCRIPTION

Adds a link to device which is upper to this one. The caller must hold the RTNL lock. On a failure a negative errno code is returned. On success the reference counts are adjusted and the function returns zero.

COPYRIGHT