mlx5_nic_flow_attr
struct mlx5_nic_flow_attr *nic_attr = attr->nic_attr;
sizeof(struct mlx5_nic_flow_attr);
attr_size = sizeof(struct mlx5_nic_flow_attr);
DECLARE_FLEX_ARRAY(struct mlx5_nic_flow_attr, nic_attr);
sizeof(struct mlx5_nic_flow_attr))