1. NAME

dev_get_by_index_rcu - find a device by its ifindex

2. SYNOPSIS

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

3. ARGUMENTS

net
    the applicable net namespace

ifindex
    index of device

4. DESCRIPTION

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.

5. COPYRIGHT