You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: drop.go
    path of file: ./repos/hubble-ui/backend/vendor/github.com/cilium/cilium/pkg/monitor/api
    
    the code of the file until where you have to start completion: // SPDX-License-Identifier: Apache-2.0
// Copyright Authors of Cilium

package api

import (
	"fmt"
)

// DropMin numbers less than this are non-drop reason codes
var DropMin u
    
func DropReasonExt(reason uint8, extError int8) string {
	if err, ok := errors[reason]; ok {
		if ext := extendedReason(reason, extError); ext == "" {
			return err
		} else {
			return err + ", " + ext
		}
	}
	return fmt.Sprintf("%d, %d", reason, extError)
}