struct vlan_dev_info *vlan = vlan_dev_info(dev);
u32 old_flags = vlan->flags;
- if (mask & ~(VLAN_FLAG_REORDER_HDR | VLAN_FLAG_GVRP))
+ if (mask & ~(VLAN_FLAG_REORDER_HDR | VLAN_FLAG_GVRP |
+ VLAN_FLAG_LOOSE_BINDING))
return -EINVAL;
vlan->flags = (old_flags & ~mask) | (flags & mask);
struct net_device *real_dev = vlan->real_dev;
int err;
- if (!(real_dev->flags & IFF_UP))
+ if (!(real_dev->flags & IFF_UP) &&
+ !(vlan->flags & VLAN_FLAG_LOOSE_BINDING))
return -ENETDOWN;
if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr)) {