Handle state is None in InfluxDB (#79609)

homeassistant/components/influxdb/__init__.py

@@ -218,7 +218,7 @@ def _generate_event_to_json(conf: dict) -> Callable[[Event], dict[str, Any] | No
         state: State | None = event.data.get(EVENT_NEW_STATE)
         if (
             state is None
-            or state.state in (STATE_UNKNOWN, "", STATE_UNAVAILABLE)
+            or state.state in (STATE_UNKNOWN, "", STATE_UNAVAILABLE, None)
             or not entity_filter(state.entity_id)
         ):
             return None

tests/components/influxdb/test_init.py

@@ -557,7 +557,7 @@ async def test_event_listener_states(
     """Test the event listener against ignored states."""
     handler_method = await _setup(hass, mock_client, config_ext, get_write_api)
 
-    for state_state in (1, "unknown", "", "unavailable"):
+    for state_state in (1, "unknown", "", "unavailable", None):
         state = MagicMock(
             state=state_state,
             domain="fake",