diff --git a/hal/rtl8188e_cmd.c b/hal/rtl8188e_cmd.c
index 1e86b6e..61161b5 100644
--- a/hal/rtl8188e_cmd.c
+++ b/hal/rtl8188e_cmd.c
@@ -612,6 +612,9 @@ exit:
 
 void rtl8188e_set_FwJoinBssReport_cmd(struct adapter *adapt, u8 mstatus)
 {
+#ifdef CONFIG_WOWLAN
+	struct joinbssrpt_parm JoinBssRptParm;
+#endif /* CONFIG_WOWLAN */
 	struct hal_data_8188e *haldata = GET_HAL_DATA(adapt);
 	struct mlme_ext_priv *pmlmeext = &(adapt->mlmeextpriv);
 	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
@@ -793,8 +796,6 @@ _func_exit_;
 void rtl8188es_set_wowlan_cmd(struct adapter *adapt, u8 enable)
 {
 	u8 res = _SUCCESS;
-	u32 test = 0;
-	struct recv_priv *precvpriv = &adapt->recvpriv;
 	struct setwowlan_parm pwowlan_parm;
 	struct setaoac_glocal_info paoac_global_info_parm;
 	struct pwrctrl_priv *pwrpriv = &adapt->pwrctrlpriv;
diff --git a/hal/rtl8188e_hal_init.c b/hal/rtl8188e_hal_init.c
index ff7864f..8b5cdd2 100644
--- a/hal/rtl8188e_hal_init.c
+++ b/hal/rtl8188e_hal_init.c
@@ -775,8 +775,6 @@ SetFwRelatedForWoWLAN8188ES(
 )
 {
 		int				status = _FAIL;
-		struct hal_data_8188e	*pHalData = GET_HAL_DATA(padapter);
-		u8 bRecover = false;
 	/*  */
 	/*  1. Before WoWLAN we need to re-download WoWLAN Fw. */
 	/*  */
diff --git a/hal/usb_halinit.c b/hal/usb_halinit.c
index 442a438..4499109 100644
--- a/hal/usb_halinit.c
+++ b/hal/usb_halinit.c
@@ -2216,13 +2216,8 @@ _func_enter_;
 	case HW_VAR_WOWLAN:
 		{
 		struct wowlan_ioctl_param *poidparam;
-		struct recv_buf *precvbuf;
-		int res, i;
-		u32 tmp;
-		u16 len = 0;
 		u8 mstatus = (*(u8 *)val);
 		u8 trycnt = 100;
-		u8 data[4];
 
 		poidparam = (struct wowlan_ioctl_param *)val;
 		switch (poidparam->subcode) {