diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c b/drivers/staging/rtl8723bs/core/rtw_cmd.c
index 073348d02334..e671ccfea964 100644
--- a/drivers/staging/rtl8723bs/core/rtw_cmd.c
+++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c
@@ -203,7 +203,7 @@ int rtw_init_cmd_priv(struct	cmd_priv *pcmdpriv)
 	return res;
 }
 
-static void c2h_wk_callback(struct work_struct * work);
+static void c2h_wk_callback(struct work_struct *work);
 int rtw_init_evt_priv(struct evt_priv *pevtpriv)
 {
 	/* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */