staging: rtl8188eu: remove return at end of void function call

Remove unnecessary return statements from last lines of void function call
(several)
Signed-off-by: Nicholas Sim <nicholassimws@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/core/rtw_mlme_ext.c

@@ -601,8 +601,6 @@ static void issue_probersp(struct adapter *padapter, unsigned char *da)
 	pattrib->last_txcmdsz = pattrib->pktlen;
 
 	dump_mgntframe(padapter, pmgntframe);
-
-	return;
 }
 
 static int issue_probereq(struct adapter *padapter, struct ndis_802_11_ssid *pssid, u8 *da, bool wait_ack)
@@ -883,8 +881,6 @@ static void issue_auth(struct adapter *padapter, struct sta_info *psta,
 	rtw_wep_encrypt(padapter, (u8 *)pmgntframe);
 	DBG_88E("%s\n", __func__);
 	dump_mgntframe(padapter, pmgntframe);
-
-	return;
 }
 
 
@@ -1207,8 +1203,6 @@ static void issue_assocreq(struct adapter *padapter)
 		rtw_buf_update(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len, (u8 *)pwlanhdr, pattrib->pktlen);
 	else
 		rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
-
-	return;
 }
 
 /* when wait_ack is true, this function should be called at process context */
@@ -4326,8 +4320,6 @@ void report_survey_event(struct adapter *padapter,
 	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
 
 	pmlmeext->sitesurvey_res.bss_cnt++;
-
-	return;
 }
 
 void report_surveydone_event(struct adapter *padapter)
@@ -4371,8 +4363,6 @@ void report_surveydone_event(struct adapter *padapter)
 	DBG_88E("survey done event(%x)\n", psurveydone_evt->bss_cnt);
 
 	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
-
-	return;
 }
 
 void report_join_res(struct adapter *padapter, int res)
@@ -4423,8 +4413,6 @@ void report_join_res(struct adapter *padapter, int res)
 
 
 	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
-
-	return;
 }
 
 void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
@@ -4480,8 +4468,6 @@ void report_del_sta_event(struct adapter *padapter, unsigned char *MacAddr, unsi
 	DBG_88E("report_del_sta_event: delete STA, mac_id =%d\n", mac_id);
 
 	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
-
-	return;
 }
 
 void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int cam_idx)
@@ -4526,8 +4512,6 @@ void report_add_sta_event(struct adapter *padapter, unsigned char *MacAddr, int
 	DBG_88E("report_add_sta_event: add STA\n");
 
 	rtw_enqueue_cmd(pcmdpriv, pcmd_obj);
-
-	return;
 }
 
 
@@ -4963,7 +4947,6 @@ void link_timer_hdl(unsigned long data)
 		issue_assocreq(padapter);
 		set_link_timer(pmlmeext, REASSOC_TO);
 	}
-	return;
 }
 
 void addba_timer_hdl(unsigned long data)