Fail closed for SMB referral transports

src/govoplan_files/backend/storage/connector_browse.py

@@ -15,7 +15,7 @@ from defusedxml import ElementTree as SafeElementTree
 
 from govoplan_core.security.outbound_http import (
     OutboundHttpError,
-    pinned_outbound_hostname,
+    validate_unpinned_sdk_host,
     validate_unpinned_sdk_http_url,
 )
 
@@ -783,7 +783,7 @@ def _smb_location(profile: ConnectorProfile) -> _SmbLocation:
         raise ConnectorBrowseError("SMB connector endpoint_url must include a server")
     port = parsed.port or _int(profile.metadata.get("port")) or 445
     try:
-        server = pinned_outbound_hostname(server, port=port, label="SMB connector endpoint")
+        validate_unpinned_sdk_host(server, port=port, label="SMB connector endpoint")
     except OutboundHttpError as exc:
         raise ConnectorBrowseError(str(exc)) from exc
     path_parts = [part for part in unquote(parsed.path or "").strip("/").split("/") if part]