diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c
index 6720f78c60c2..3050444d5330 100644
--- a/drivers/platform/x86/huawei-wmi.c
+++ b/drivers/platform/x86/huawei-wmi.c
@@ -71,7 +71,7 @@ struct huawei_wmi {
 	struct mutex wmi_lock;
 };
 
-struct huawei_wmi *huawei_wmi;
+static struct huawei_wmi *huawei_wmi;
 
 static const struct key_entry huawei_wmi_keymap[] = {
 	{ KE_KEY,    0x281, { KEY_BRIGHTNESSDOWN } },