get_basicConstraints() was buggy for certs that had no such extension

svn path=/rpkid/rpki/x509.py; revision=1759

1 files changed, 1 insertions, 1 deletions

diff --git a/rpkid/rpki/x509.py b/rpkid/rpki/x509.py
index 49f130e9..0b6ab30b 100644
--- a/rpkid/rpki/x509.py
+++ b/rpkid/rpki/x509.py
@@ -191,7 +191,7 @@ class DER_object(object):
 
   def get_basicConstraints(self):
     """Get the basicConstraints extension from this object.  Only works for subclasses that support getExtension()."""
-    return (self.get_POWpkix().getExtension(rpki.oids.name2oid["basicConstraints"]) or ((), 0, None))[2]
+    return (self.get_POWpkix().getExtension(rpki.oids.name2oid["basicConstraints"]) or ((), 0, (0, None)))[2]
 
   def is_CA(self):
     """Return True if and only if object has the basicConstraints extension and its cA value is true."""