- if (device->plugin && device->plugin->stop_acquisition)
- device->plugin->stop_acquisition(device->plugin_index, device);
+ /* Check for device != NULL. */
+ if (device->plugin) {
+ if (device->plugin->stop_acquisition)
+ device->plugin->stop_acquisition(device->plugin_index, device);
+ if (device->plugin->cleanup)
+ device->plugin->cleanup();
+ }