--- a/pvl/syslog/fifo.py	Fri Sep 20 15:05:28 2013 +0300
+++ b/pvl/syslog/fifo.py	Mon Sep 30 09:47:34 2013 +0300
@@ -149,7 +149,7 @@
             # pull line
             line = self.readline()
 
-            if line :
+            if line is not None :
                 yield line
             else :
                 return # block