diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 4248d1e..ddbc775 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -543,11 +543,10 @@
 		perf_evlist__munmap(evlist);
 		perf_evlist__close(evlist);
 		perf_evlist__delete(evlist);
-	}
-	if (cpus)
+	} else {
 		cpu_map__delete(cpus);
-	if (threads)
 		thread_map__delete(threads);
+	}
 	machines__destroy_kernel_maps(&machines);
 	machine__delete_threads(machine);
 	machines__exit(&machines);