login code with c#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using MySql.Data.MySqlClient;
using MySql.Data;

namespace SimpleSerial
{
public partial class login : Form
{
public MySqlConnection con;
public MySqlCommand cmd;
public MySqlDataAdapter adapter;

    DataTable dt = new DataTable();
    public login()
    {
        InitializeComponent();
        con = new MySqlConnection("Data Source=localhost;Initial Catalog=traffic_control;User=root;Integrated Security=false;pooling=false");
        
    }

    private void button1_Click(object sender, EventArgs e)
    {

        con.Open();
        MySqlCommand cmd = new MySqlCommand();
        string user, pass;
        user = username.Text;
        pass = passward.Text;
        cmd.CommandText = "Select * from login where name=@user and password=@pass";
        cmd.Parameters.AddWithValue("@user", user);
        cmd.Parameters.AddWithValue("@pass", pass);
        cmd.Connection = con;
        MySqlDataReader login = cmd.ExecuteReader();
        if (login.Read())
        {
            MessageBox.Show("login successfully");


            panels panel = new panels();
            panel.Show();
            this.Hide();
        }
        else
        {
            MessageBox.Show("login Error");
            con.Close();
        }
    }
}

}