[DO NOT MERGE] [Companion] Nullcheck if ListView is null

It's possible for it to be null if single device option was requested

Test: ensure attached bug is fixed
Fixes: 77963546
Change-Id: I4b94f4027cd9ec55a4cd558cf1d5522bfd0e46d7
(cherry picked from commit a6d54825)

parent 94862e76

packages/CompanionDeviceManager/src/com/android/companiondevicemanager/DeviceDiscoveryService.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -234,7 +234,9 @@ public class DeviceDiscoveryService extends Service {

		DeviceChooserActivity activity = mActivity;
		if (activity != null) {
		if (activity.mDeviceListView != null) {
		activity.mDeviceListView.removeFooterView(activity.mLoadingIndicator);
		}
		mActivity = null;
		}