Do not require the CAS service URL setting (use public_baseurl instead). (#9199)

The current configuration is handled for backwards compatibility,
but is considered deprecated.

1 files changed, 1 insertions, 2 deletions

diff --git a/synapse/config/oidc_config.py b/synapse/config/oidc_config.py

index bfeceeed18..0162d7f7b0 100644
--- a/synapse/config/oidc_config.py
+++ b/synapse/config/oidc_config.py
@@ -54,8 +54,7 @@ class OIDCConfig(Config):
                     "Multiple OIDC providers have the idp_id %r." % idp_id
                 )
 
-        public_baseurl = self.public_baseurl
-        self.oidc_callback_url = public_baseurl + "_synapse/oidc/callback"
+        self.oidc_callback_url = self.public_baseurl + "_synapse/oidc/callback"
 
     @property
     def oidc_enabled(self) -> bool: