diff --git a/drivers/staging/rtl8723bs/core/rtw_ap.c b/drivers/staging/rtl8723bs/core/rtw_ap.c
index cec2f9f2d5ca..80027ac765d0 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ap.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ap.c
@@ -216,7 +216,7 @@ void expire_timeout_chk(struct adapter *padapter)
 	/* check auth_queue */
 	#ifdef DBG_EXPIRATION_CHK
 	if (phead != plist) {
-		DBG_871X(FUNC_NDEV_FMT" auth_list, cnt:%u\n",
+		DBG_871X(FUNC_NDEV_FMT " auth_list, cnt:%u\n",
 			 FUNC_NDEV_ARG(padapter->pnetdev),
 			 pstapriv->auth_list_cnt);
 	}