fix reading from a url

2018-05-24 23:20:56 -07:00
parent 7b81cf3762
commit c11d84f314
1 changed files with 4 additions and 1 deletions
--- a/weed/util/http_util.go
+++ b/weed/util/http_util.go
@@ -201,7 +201,10 @@ func ReadUrl(fileUrl string, offset int64, size int, buf []byte) (n int64, e err
 	var i, m int

 	for {
-		m, err = r.Body.Read(buf[i:cap(buf)])
+		m, err = r.Body.Read(buf[i:])
+		if m == 0 {
+			return
+		}
 		i += m
 		n += int64(m)
 		if err == io.EOF {