Merge pull request #43 from djpugh/fix/is-valid-redirect

src/fastapi_aad_auth/_base/validators/session.py

@@ -48,6 +48,8 @@ def set_post_auth_redirect(self, request, redirect='/'):
 
     def is_valid_redirect(self, redirect):
         """Check if the redirect is not to endpoints that we don't want to redirect to."""
+        if redirect is None:
+            return False
         return not any(map(partial(fnmatch.fnmatch, redirect), self._ignore_redirect_routes))
 
     @staticmethod