Prevent live logbook from sending state changed events when we only want device ids (#72780)

homeassistant/components/logbook/helpers.py

@@ -132,6 +132,12 @@ def async_subscribe_events(
         if not _is_state_filtered(ent_reg, state):
             target(event)
 
+    if device_ids and not entity_ids:
+        # No entities to subscribe to but we are filtering
+        # on device ids so we do not want to get any state
+        # changed events
+        return
+
     if entity_ids:
         subscriptions.append(
             async_track_state_change_event(

tests/components/logbook/test_websocket_api.py

@@ -1743,6 +1743,8 @@ async def test_subscribe_unsubscribe_logbook_stream_device(
     assert msg["type"] == "event"
     assert msg["event"]["events"] == []
 
+    hass.states.async_set("binary_sensor.should_not_appear", STATE_ON)
+    hass.states.async_set("binary_sensor.should_not_appear", STATE_OFF)
     hass.bus.async_fire("mock_event", {"device_id": device.id})
     await hass.async_block_till_done()