From 6b43c42078604b0551923c2801108848e97ba3b9 Mon Sep 17 00:00:00 2001
From: "Bryn M. Reeves" <bmr@redhat.com>
Date: Tue, 14 Oct 2014 15:43:20 +0100
Subject: [PATCH] [kpatch] do not try to read kpatch data if it could not be
 run

Everything the kpatch plugin does requires the list of available
kpatch patches obtained from 'kpatch list'. If this fails return
immediately from the setup method.

Fixes #417.

Signed-off-by: Bryn M. Reeves <bmr@redhat.com>
---
 sos/plugins/kpatch.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sos/plugins/kpatch.py b/sos/plugins/kpatch.py
index 7909926..6ef557e 100644
--- a/sos/plugins/kpatch.py
+++ b/sos/plugins/kpatch.py
@@ -27,6 +27,8 @@ class Kpatch(Plugin, RedHatPlugin):
 
     def setup(self):
         kpatch_list = self.get_cmd_output_now("kpatch list")
+        if not kpatch_list:
+            return
         kpatches = open(kpatch_list, "r").read().splitlines()
         for patch in kpatches:
             if not re.match("^kpatch-.*\(.*\)", patch):
-- 
1.9.3