diff --git a/drivers/staging/rtl8723au/core/rtw_cmd.c b/drivers/staging/rtl8723au/core/rtw_cmd.c
index 9e0a5ea9ba75..8ce4148a3a49 100644
--- a/drivers/staging/rtl8723au/core/rtw_cmd.c
+++ b/drivers/staging/rtl8723au/core/rtw_cmd.c
@@ -516,7 +516,7 @@ u8 rtw_createbss_cmd23a(struct rtw_adapter  *padapter)
 
 	pcmd->cmdcode = _CreateBss_CMD_;
 	pcmd->parmbuf = (unsigned char *)pdev_network;
-	pcmd->cmdsz = get_wlan_bssid_ex_sz((struct wlan_bssid_ex*)pdev_network);
+	pcmd->cmdsz = get_wlan_bssid_ex_sz(pdev_network);
 	pcmd->rsp = NULL;
 	pcmd->rspsz = 0;