From 534aaf2b2aa967909640325de409316479f8f7e3 Mon Sep 17 00:00:00 2001
From: Lance Stout <lancestout@gmail.com>
Date: Mon, 11 Jun 2012 08:28:02 -0700
Subject: [PATCH] Properly handle certs with no extensions.

---
 sleekxmpp/xmlstream/cert.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sleekxmpp/xmlstream/cert.py b/sleekxmpp/xmlstream/cert.py
index 0f58d4ed..b2711e8e 100644
--- a/sleekxmpp/xmlstream/cert.py
+++ b/sleekxmpp/xmlstream/cert.py
@@ -42,7 +42,7 @@ def extract_names(raw_cert):
     cert = decoder.decode(raw_cert, asn1Spec=Certificate())[0]
     tbs = cert.getComponentByName('tbsCertificate')
     subject = tbs.getComponentByName('subject')
-    extensions = tbs.getComponentByName('extensions')
+    extensions = tbs.getComponentByName('extensions') or []
 
     # Extract the CommonName(s) from the cert.
     for rdnss in subject: