diff options
Diffstat (limited to 'drivers/net/macvtap.c')
| -rw-r--r-- | drivers/net/macvtap.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c index 0398631a3c24..c8a23896d54e 100644 --- a/drivers/net/macvtap.c +++ b/drivers/net/macvtap.c @@ -1101,6 +1101,35 @@ static long macvtap_ioctl(struct file *file, unsigned int cmd, rtnl_unlock(); return ret; + case SIOCGIFHWADDR: + rtnl_lock(); + vlan = macvtap_get_vlan(q); + if (!vlan) { + rtnl_unlock(); + return -ENOLINK; + } + ret = 0; + u = vlan->dev->type; + if (copy_to_user(&ifr->ifr_name, vlan->dev->name, IFNAMSIZ) || + copy_to_user(&ifr->ifr_hwaddr.sa_data, vlan->dev->dev_addr, ETH_ALEN) || + put_user(u, &ifr->ifr_hwaddr.sa_family)) + ret = -EFAULT; + macvtap_put_vlan(vlan); + rtnl_unlock(); + return ret; + + case SIOCSIFHWADDR: + rtnl_lock(); + vlan = macvtap_get_vlan(q); + if (!vlan) { + rtnl_unlock(); + return -ENOLINK; + } + ret = dev_set_mac_address(vlan->dev, &ifr->ifr_hwaddr); + macvtap_put_vlan(vlan); + rtnl_unlock(); + return ret; + default: return -EINVAL; } |