Fix backend.NodeVolumes handling of LVM output

This is the same fix as for GetVolumeList.

I've checked manually and all other places that call lvm commands are
already checking the output validity in terms of correct number of
fields.

Reviewed-by: ultrotter

diff --git a/lib/backend.py b/lib/backend.py
index eb5d354..b7df899 100644 (file)
--- a/lib/backend.py
+++ b/lib/backend.py
@@ -315,7 +315,8 @@ def NodeVolumes():
       'vg': line[3].strip(),
     }
 
-  return [map_line(line.split('|')) for line in result.stdout.splitlines()]
+  return [map_line(line.split('|')) for line in result.stdout.splitlines()
+          if line.count('|') >= 3]
 
 
 def BridgesExist(bridges_list):