diff --git a/drivers/acpi/device_sysfs.c b/drivers/acpi/device_sysfs.c
index 3961fc47152c..cd199fbe4dc9 100644
--- a/drivers/acpi/device_sysfs.c
+++ b/drivers/acpi/device_sysfs.c
@@ -464,7 +464,7 @@ static ssize_t description_show(struct device *dev,
 
 	buf[result++] = '\n';
 
-	kfree(str_obj);
+	ACPI_FREE(str_obj);
 
 	return result;
 }