只有当我输入正确的细节但输入错误后才能正常工作，然后才能显示错误细节的结果

Question

Sweet alert is showing status of wrong password if i enter wrong passwords that is correct but then if i make them right it still showing status of wrong passwords not getting what is problem

Php code

    if($new_pass_hash != $pass_hash){
      echo"Current password is wrong";
      exit();
}else{

        $updated_pass_hash = sha1($enew.$salt);

        $update_pass = " UPDATE vendor SET pass_hash = '$updated_pass_hash' WHERE vd_id='$vd_id'";

        $run_update = mysqli_query($con, $update_pass);

        echo"Updated";
}

Response

              $.ajax({
                type:"POST",
                data: "pass=" +pass + "&enew="+enew+"&repeat="+repeat,
                url:"phpfiles/edit-password.php",
                success: function(data){
                    if(data =='Updated'){
                        swal({   
                        title: 'Success',
                        text: 'Password updated successfully' ,   
                        imageUrl: "icons/thumbs-up.jpg" 
                        },
                        function(){
                             window.location.href = 'docs.php';

                        });
                    }else{
                     swal({   
                        title: 'Error',
                        text: 'Current password is wrong',
                        type: 'error'
                        });
                    }
                }
            }); 
            return false;