1diff --git a/src/devices/devfreq.cpp b/src/devices/devfreq.cpp
2index d2e56e3..4de5c9b 100644
3--- a/src/devices/devfreq.cpp
4+++ b/src/devices/devfreq.cpp
5@@ -247,6 +247,7 @@ void create_all_devfreq_devices(void)
6 fprintf(stderr, "Devfreq not enabled\n");
7 is_enabled = false;
8 closedir(dir);
9+ dir = NULL;
10 return;
11 }