table of contents
other versions
| DEV_GETBYHWADDR_RCU(9) | Network device support | DEV_GETBYHWADDR_RCU(9) |
NAME¶
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¶
struct net * net
the applicable net namespace
unsigned short type
media type of device
const char * 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
COPYRIGHT¶
| July 2017 | Kernel Hackers Manual 4.12 |