diff -up sos-2.2/sos/helpers.py.orig sos-2.2/sos/helpers.py
--- sos-2.2/sos/helpers.py.orig 2012-10-17 15:15:38.579337535 +0100
+++ sos-2.2/sos/helpers.py      2012-10-17 15:16:59.267361867 +0100
@@ -54,6 +54,8 @@ def sosGetCommandOutput(command, timeout
 
     p = Popen(command, shell=True, stdout=PIPE, stderr=STDOUT, bufsize=-1)
     stdout, stderr = p.communicate()
+    # hack to delete trailing '\n' added by p.communicate()
+    if stdout[-1:] == '\n': stdout = stdout[:-1]
     return (p.returncode, stdout, 0)
 
 def commonPrefix(l1, l2, common = []):