__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 de
- vice 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 either the RTNL semaphore or - dev_base_lock.