Revert "Revert "volume: close request body if any parsing error""

This reverts commit 359b7c1650.

weed/storage/needle_parse_multipart.go

@@ -3,6 +3,7 @@ package storage
 import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/operation"
+	"io"
 	"io/ioutil"
 	"mime"
 	"net/http"
@@ -13,6 +14,12 @@ import (
 
 func parseMultipart(r *http.Request) (
 	fileName string, data []byte, mimeType string, isGzipped bool, originalDataSize int, isChunkedFile bool, e error) {
+	defer func() {
+		if e != nil && r.Body != nil {
+			io.Copy(ioutil.Discard, r.Body)
+			r.Body.Close()
+		}
+	}()
 	form, fe := r.MultipartReader()
 	if fe != nil {
 		glog.V(0).Infoln("MultipartReader [ERROR]", fe)