staging: rtl8723bs: core: Remove Unneeded variable ret

Remove Unneeded variable ret . Return _FAIL .

We cannot change return type of on_action_spct as its callback function.

Issue identified with coccicheck.
Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
Link: https://lore.kernel.org/r/20190717180635.GA11412@hari-Inspiron-1545Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723bs/core/rtw_mlme_ext.c

@@ -1874,7 +1874,6 @@ unsigned int OnAtim(struct adapter *padapter, union recv_frame *precv_frame)
 
 unsigned int on_action_spct(struct adapter *padapter, union recv_frame *precv_frame)
 {
-	unsigned int ret = _FAIL;
 	struct sta_info *psta = NULL;
 	struct sta_priv *pstapriv = &padapter->stapriv;
 	u8 *pframe = precv_frame->u.hdr.rx_data;
@@ -1906,7 +1905,7 @@ unsigned int on_action_spct(struct adapter *padapter, union recv_frame *precv_fr
 	}
 
 exit:
-	return ret;
+	return _FAIL;
 }
 
 unsigned int OnAction_back(struct adapter *padapter, union recv_frame *precv_frame)