xend: Make sure that 'PV_kernel' config param is not blank when

assigning it to 'loader' param. This fixes a failure of 'xm create'
via xen-api.

Signed-off-by: Yosuke Iwamatsu <y-iwamatsu@ab.jp.nec.com>

diff --git a/tools/python/xen/xend/XendConfig.py b/tools/python/xen/xend/XendConfig.py
index afc8cd3caf2534d3f177390d838f361be02cc7f7..c49bfd8a7921c702770637cf44fb5ae415cfb877 100644 (file)
--- a/tools/python/xen/xend/XendConfig.py
+++ b/tools/python/xen/xend/XendConfig.py
@@ -448,7 +448,7 @@ class XendConfig(dict):
                 self['platform']['hpet'] = 0
             if 'loader' not in self['platform']:
                 # Old configs may have hvmloader set as PV_kernel param
-                if self.has_key('PV_kernel'):
+                if self.has_key('PV_kernel') and self['PV_kernel'] != '':
                     self['platform']['loader'] = self['PV_kernel']
                     self['PV_kernel'] = ''
                 else: