Reverting partially the previous commit.

Sorry, it should not be commited in the previous commit.

slapos/libconnection.py

@@ -68,12 +68,11 @@ class HTTPSConnectionCertificateVerification(httplib.HTTPSConnection):
                                 ca_certs=self.ssl_cert_path,
                                 cert_reqs=ssl.CERT_REQUIRED)
     cert = self.sock.getpeercert()
-    if cert:
-      for field in cert['subject']:
-        if field[0][0] == 'commonName':
-          certhost = field[0][1]
-          if certhost != self.host:
-            raise ssl.SSLError(\
+    for field in cert['subject']:
+      if field[0][0] == 'commonName':
+        certhost = field[0][1]
+        if certhost != self.host:
+          raise ssl.SSLError(\
                   "Host name '%s' doesn't match with the certificate host '%s'"
                          % (self.host, certhost))