dev_getbyhwaddr_rcu (9) Linux Manual Page
dev_getbyhwaddr_rcu – find a device by its hardware address
Synopsis
struct net_device *dev_getbyhwaddr_rcu(struct net *net, unsigned short type, const char *ha);Arguments
net
-
- the applicable net namespace
type
- media type of device
ha
- hardware address
Description
Search for an interface by MAC address. Returns NULL if the device is not found or a pointer to the device. The caller must hold RCU or RTNL. The returned device has not had its ref count increased and the caller must therefore be careful about locking