WGDEVICE_A_IFINDEX
[WGDEVICE_A_IFINDEX] = { .type = NLA_U32, },
[WGDEVICE_A_IFINDEX] = { .type = NLA_U32, },
nla_put_u32(skb, WGDEVICE_A_IFINDEX, wg->dev->ifindex) ||
if (!attrs[WGDEVICE_A_IFINDEX] == !attrs[WGDEVICE_A_IFNAME])
if (attrs[WGDEVICE_A_IFINDEX])
nla_get_u32(attrs[WGDEVICE_A_IFINDEX]));