From 4c0cffd29b7d8b078388420c0211da31ec47a577 Mon Sep 17 00:00:00 2001
From: j2rong4cn <36783515+j2rong4cn@users.noreply.github.com>
Date: Thu, 21 Nov 2024 22:39:14 +0800
Subject: [PATCH] fix(net): close of closed channel (#7529)

---
 internal/net/request.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/internal/net/request.go b/internal/net/request.go
index 088ff66ab4f..c0f547ba8c3 100644
--- a/internal/net/request.go
+++ b/internal/net/request.go
@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-	"github.com/alist-org/alist/v3/pkg/utils"
 	"io"
 	"math"
 	"net/http"
@@ -13,6 +12,8 @@ import (
 	"sync"
 	"time"
 
+	"github.com/alist-org/alist/v3/pkg/utils"
+
 	"github.com/alist-org/alist/v3/pkg/http_range"
 	"github.com/aws/aws-sdk-go/aws/awsutil"
 	log "github.com/sirupsen/logrus"
@@ -168,6 +169,9 @@ func (d *downloader) sendChunkTask() *chunk {
 
 // when the final reader Close, we interrupt
 func (d *downloader) interrupt() error {
+	if d.chunkChannel == nil {
+		return nil
+	}
 	d.cancel()
 	if d.written != d.params.Range.Length {
 		log.Debugf("Downloader interrupt before finish")
@@ -177,6 +181,7 @@ func (d *downloader) interrupt() error {
 	}
 	defer func() {
 		close(d.chunkChannel)
+		d.chunkChannel = nil
 		for _, buf := range d.bufs {
 			buf.Close()
 		}