diff --git a/glanceclient/common/http.py b/glanceclient/common/http.py
index 0909e95..16d0993 100644
--- a/glanceclient/common/http.py
+++ b/glanceclient/common/http.py
@@ -168,6 +168,8 @@ class HTTPClient(object):
             chunk = body
             while chunk:
                 chunk = body.read(CHUNKSIZE)
+                if chunk == '':
+                    break
                 yield chunk
 
         data = kwargs.pop("data", None)