gsm0408: Print message when the test is done
diff --git a/openbsc/tests/gsm0408/gsm0408_test.c b/openbsc/tests/gsm0408/gsm0408_test.c
index 679ce66..60a151f 100644
--- a/openbsc/tests/gsm0408/gsm0408_test.c
+++ b/openbsc/tests/gsm0408/gsm0408_test.c
@@ -99,5 +99,6 @@
 	test_location_area_identifier();
 	test_mi_functionality();
 
-	exit(0);
+	printf("Done.\n");
+	return EXIT_SUCCESS;
 }