[PATCH 14/14] docs: sphinx/kernel_abi.py: fix UTF-8 support

[Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>]

The parser breaks with UTF-8 characters with Sphinx 1.4.

Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@xxxxxxxxxx>
---
 Documentation/sphinx/kernel_abi.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Documentation/sphinx/kernel_abi.py b/Documentation/sphinx/kernel_abi.py
index 7fa7806532dc..460cee48a245 100644
--- a/Documentation/sphinx/kernel_abi.py
+++ b/Documentation/sphinx/kernel_abi.py
@@ -1,4 +1,5 @@
-# -*- coding: utf-8; mode: python -*-
+# coding=utf-8
+#
 u"""
     kernel-abi
     ~~~~~~~~~~
@@ -28,6 +29,7 @@ u"""
 
 """
 
+import codecs
 import sys
 import os
 from os import path
@@ -124,12 +126,12 @@ class KernelCmd(Directive):
                 cmd
                 , stdout = subprocess.PIPE
                 , stderr = subprocess.PIPE
-                , universal_newlines = True
                 , **kwargs
             )
             out, err = proc.communicate()
-            if err:
-                self.warn(err)
+
+            out, err = codecs.decode(out, 'utf-8'), codecs.decode(err, 'utf-8')
+
             if proc.returncode != 0:
                 raise self.severe(
                     u"command '%s' failed with return code %d"
-- 
2.21.0