diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index c23be5d9eaaf..7b69d9ad75e9 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -428,6 +428,26 @@ static u32 p2p_listen_state_process(struct adapter *padapter, unsigned char *da)
 	return _SUCCESS;
 }
 
+static void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe)
+{
+	u8 *pIE;
+	__le32 *pbuf;
+
+	pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
+	pbuf = (__le32 *)pIE;
+
+	pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
+
+	pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
+
+	pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
+}
+
+static void correct_TSF(struct adapter *padapter)
+{
+	SetHwReg8188EU(padapter, HW_VAR_CORRECT_TSF, NULL);
+}
+
 /****************************************************************************
 
 Following are the callback functions for each subtype of the management frames
diff --git a/drivers/staging/r8188eu/core/rtw_wlan_util.c b/drivers/staging/r8188eu/core/rtw_wlan_util.c
index 9e920a320d71..3a002cb6834f 100644
--- a/drivers/staging/r8188eu/core/rtw_wlan_util.c
+++ b/drivers/staging/r8188eu/core/rtw_wlan_util.c
@@ -1571,26 +1571,6 @@ int update_sta_support_rate(struct adapter *padapter, u8 *pvar_ie, uint var_ie_l
 	return _SUCCESS;
 }
 
-void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe)
-{
-	u8 *pIE;
-	__le32 *pbuf;
-
-	pIE = pframe + sizeof(struct ieee80211_hdr_3addr);
-	pbuf = (__le32 *)pIE;
-
-	pmlmeext->TSFValue = le32_to_cpu(*(pbuf + 1));
-
-	pmlmeext->TSFValue = pmlmeext->TSFValue << 32;
-
-	pmlmeext->TSFValue |= le32_to_cpu(*pbuf);
-}
-
-void correct_TSF(struct adapter *padapter)
-{
-	SetHwReg8188EU(padapter, HW_VAR_CORRECT_TSF, NULL);
-}
-
 void beacon_timing_control(struct adapter *padapter)
 {
 	SetBeaconRelatedRegisters8188EUsb(padapter);
diff --git a/drivers/staging/r8188eu/include/rtw_mlme_ext.h b/drivers/staging/r8188eu/include/rtw_mlme_ext.h
index 54384b4c6b1a..bf952755ba35 100644
--- a/drivers/staging/r8188eu/include/rtw_mlme_ext.h
+++ b/drivers/staging/r8188eu/include/rtw_mlme_ext.h
@@ -596,9 +596,6 @@ void addba_timer_hdl(struct sta_info *psta);
 bool cckrates_included(unsigned char *rate, int ratelen);
 bool cckratesonly_included(unsigned char *rate, int ratelen);
 
-void update_TSF(struct mlme_ext_priv *pmlmeext, u8 *pframe);
-void correct_TSF(struct adapter *padapter);
-
 struct cmd_hdl {
 	uint	parmsize;
 	u8 (*h2cfuns)(struct adapter  *padapter, u8 *pbuf);