diff --git a/server/service/exa_simple_uploader.go b/server/service/exa_simple_uploader.go
index 5ce57507..eadfc901 100644
--- a/server/service/exa_simple_uploader.go
+++ b/server/service/exa_simple_uploader.go
@@ -51,7 +51,12 @@ func MergeFileMd5(md5 string, fileName string) (err error) {
 	rd, err := ioutil.ReadDir(dir)
 	_ = os.MkdirAll(finishDir, os.ModePerm)
 	//创建目标文件
-	fd, _ := os.OpenFile(finishDir+fileName, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
+	fd, err := os.OpenFile(finishDir+fileName, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
+	if err != nil {
+		return
+	}
+	//关闭文件
+	defer fd.Close()
 	//将切片文件按照顺序写入
 	for k := range rd {
 		content, _ := ioutil.ReadFile(dir + "/" + fileName + strconv.Itoa(k+1))
@@ -60,8 +65,6 @@ func MergeFileMd5(md5 string, fileName string) (err error) {
 			_ = os.Remove(finishDir + fileName)
 		}
 	}
-	//关闭文件
-	defer fd.Close()
 
 	if err != nil {
 		return err
diff --git a/server/utils/breakpoint_continue.go b/server/utils/breakpoint_continue.go
index 7dbe7eb6..342517ef 100644
--- a/server/utils/breakpoint_continue.go
+++ b/server/utils/breakpoint_continue.go
@@ -55,7 +55,6 @@ func CheckMd5(content []byte, chunkMd5 string) (CanUpload bool) {
 func makeFileContent(content []byte, fileName string, FileDir string, contentNumber int) (error, string) {
 	path := FileDir + fileName + "_" + strconv.Itoa(contentNumber)
 	f, err := os.Create(path)
-	defer f.Close()
 	if err != nil {
 		return err, path
 	} else {
@@ -64,6 +63,7 @@ func makeFileContent(content []byte, fileName string, FileDir string, contentNum
 			return err, path
 		}
 	}
+	defer f.Close()
 	return nil, path
 }
 
@@ -79,7 +79,11 @@ func MakeFile(fileName string, FileMd5 string) (error, string) {
 		return err, finishDir + fileName
 	}
 	_ = os.MkdirAll(finishDir, os.ModePerm)
-	fd, _ := os.OpenFile(finishDir+fileName, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
+	fd, err := os.OpenFile(finishDir+fileName, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0644)
+	if err != nil {
+		return err, finishDir + fileName
+	}
+	defer fd.Close()
 	for k := range rd {
 		content, _ := ioutil.ReadFile(breakpointDir + FileMd5 + "/" + fileName + "_" + strconv.Itoa(k))
 		_, err = fd.Write(content)
@@ -88,7 +92,7 @@ func MakeFile(fileName string, FileMd5 string) (error, string) {
 			return err, finishDir + fileName
 		}
 	}
-	defer fd.Close()
+
 	return nil, finishDir + fileName
 }
 
diff --git a/server/utils/zipfiles.go b/server/utils/zipfiles.go
index a14b0e4c..9798c85e 100644
--- a/server/utils/zipfiles.go
+++ b/server/utils/zipfiles.go
@@ -31,14 +31,12 @@ func ZipFiles(filename string, files []string, oldForm, newForm string) error {
 	// 把files添加到zip中
 	for _, file := range files {
 
-		zipFile, err := os.Open(file)
-		if err != nil {
-			return err
-		}
-		err = func() error {
-			defer func() {
-				_ = zipFile.Close()
-			}()
+		err = func(file string) error {
+			zipFile, err := os.Open(file)
+			if err != nil {
+				return err
+			}
+			defer zipFile.Close()
 			// 获取file的基础信息
 			info, err := zipFile.Stat()
 			if err != nil {
@@ -50,8 +48,8 @@ func ZipFiles(filename string, files []string, oldForm, newForm string) error {
 				return err
 			}
 
-			// 使用上面的FileInfoHeader() 就可以把文件保存的路径替换成我们自己想要的了，如下面
-			header.Name = strings.Replace(file, oldForm, newForm, -1)
+			// 使用上面的FileInforHeader() 就可以把文件保存的路径替换成我们自己想要的了，如下面
+			header.Name = strings.Replace(file, oldform, newform, -1)
 
 			// 优化压缩
 			// 更多参考see http://golang.org/pkg/archive/zip/#pkg-constants
@@ -65,7 +63,7 @@ func ZipFiles(filename string, files []string, oldForm, newForm string) error {
 				return err
 			}
 			return nil
-		}()
+		}(file)
 		if err != nil {
 			return err
 		}