Huawei: Fix create volume with prefetch value error

In Huawei driver, when we create volume with
prefetch configurated in xml, the prefetch value
on the array is incorrect. So fix it.

Change-Id: I69b81eec47ae7663857cfb461aba32109746dbc0
Closes-Bug: #1549161

diff --git a/cinder/volume/drivers/huawei/huawei_conf.py b/cinder/volume/drivers/huawei/huawei_conf.py
index f4781dee5ce4dae292f6378a151719561373c542..94ded9796abc1b6b4162cda1dad362a1661e36b6 100644 (file)
--- a/cinder/volume/drivers/huawei/huawei_conf.py
+++ b/cinder/volume/drivers/huawei/huawei_conf.py
@@ -197,8 +197,8 @@ class HuaweiConf(object):
                 raise exception.InvalidInput(reason=msg)
 
             prefetch_value = node.attrib['Value'].strip()
-            factor = {'1': 2, '2': 2}
-            factor = int(factor.get('prefetch_type', '1'))
+            factor = {'1': 2}
+            factor = int(factor.get(prefetch_type, '1'))
             prefetch_value = int(prefetch_value) * factor
             prefetch_value = six.text_type(prefetch_value)