存储过程返回表问题

方法
 public static void  woako(DataList dls)
    {
        string conn = System.Configuration.ConfigurationManager.AppSettings["wokao"];
        SqlConnection con = new SqlConnection(conn);
        SqlCommand com = new SqlCommand("wokao", con);
        try
        {
            con.Open();
             = CommandType.StoredProcedure;
            SqlDataAdapter da = new SqlDataAdapter(com);
            DataSet ds = new DataSet();
            da.Fill(ds);
            dls.DataSource = ds.Tables[0];
            con.Close();
        }
存储过程
create procedure wokao --执行查询
    
    as
    select * from Blog
    return

加载
protected void Page_Load(object sender, EventArgs e)
    {
        DB.woako(this.DataList1);
        this.DataList1.DataBind();
    }

数据库有数据,问题是运行了无数据显示,帮个忙,3Q