fix(baidu_netdisk): hash and error 2 (#5356)

* fix(baidu):hash and error:2

* fix:invalid memory address

internal/model/obj.go

@@ -1,14 +1,15 @@
 package model
 
 import (
-	"github.com/alist-org/alist/v3/pkg/http_range"
-	"github.com/alist-org/alist/v3/pkg/utils"
 	"io"
 	"regexp"
 	"sort"
 	"strings"
 	"time"
 
+	"github.com/alist-org/alist/v3/pkg/http_range"
+	"github.com/alist-org/alist/v3/pkg/utils"
+
 	mapset "github.com/deckarep/golang-set/v2"
 
 	"github.com/maruel/natural"
@@ -146,6 +147,20 @@ func GetUrl(obj Obj) (url string, ok bool) {
 	return url, false
 }
 
+func GetRawObject(obj Obj) *Object {
+	switch v := obj.(type) {
+	case *ObjThumbURL:
+		return &v.Object
+	case *ObjThumb:
+		return &v.Object
+	case *ObjectURL:
+		return &v.Object
+	case *Object:
+		return v
+	}
+	return nil
+}
+
 // Merge
 func NewObjMerge() *ObjMerge {
 	return &ObjMerge{

internal/stream/util.go

@@ -3,13 +3,14 @@ package stream
 import (
 	"context"
 	"fmt"
+	"io"
+	"net/http"
+
 	"github.com/alist-org/alist/v3/internal/errs"
 	"github.com/alist-org/alist/v3/internal/model"
 	"github.com/alist-org/alist/v3/internal/net"
 	"github.com/alist-org/alist/v3/pkg/http_range"
 	log "github.com/sirupsen/logrus"
-	"io"
-	"net/http"
 )
 
 func GetRangeReadCloserFromLink(size int64, link *model.Link) (model.RangeReadCloserIF, error) {
@@ -40,6 +41,9 @@ func GetRangeReadCloserFromLink(size int64, link *model.Link) (model.RangeReadCl
 		if len(link.URL) > 0 {
 			response, err := RequestRangedHttp(ctx, link, r.Start, r.Length)
 			if err != nil {
+				if response == nil {
+					return nil, fmt.Errorf("http request failure, err:%s", err)
+				}
 				return nil, fmt.Errorf("http request failure,status: %d err:%s", response.StatusCode, err)
 			}
 			if r.Start == 0 && (r.Length == -1 || r.Length == size) || response.StatusCode == http.StatusPartialContent ||