pygrub: fix message in grub parser

The code suggests 0 is allowed. Zero is not a positive number.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Andrew Cooper <andrew.cooper3@citrix.com>

diff --git a/tools/pygrub/src/GrubConf.py b/tools/pygrub/src/GrubConf.py
index f8d3799dc0903882a5de6bb630e9d1e0c8d7e99a..0204d410acbc08a385166745cf0a183ded909dbc 100644 (file)
--- a/tools/pygrub/src/GrubConf.py
+++ b/tools/pygrub/src/GrubConf.py
@@ -236,7 +236,7 @@ class _GrubConfigFile(object):
             self._default = val
 
         if self._default < 0:
-            raise ValueError("default must be positive number")
+            raise ValueError("default must be non-negative number")
     default = property(_get_default, _set_default)
 
     def set_splash(self, val):