From nobody Fri Sep 5 20:19:50 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3A680C32772 for ; Tue, 23 Aug 2022 11:29:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244015AbiHWL3O (ORCPT ); Tue, 23 Aug 2022 07:29:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55592 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243051AbiHWLXV (ORCPT ); Tue, 23 Aug 2022 07:23:21 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 28C676C101; Tue, 23 Aug 2022 02:23:42 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id AED6C60F91; Tue, 23 Aug 2022 09:23:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A6C1FC433C1; Tue, 23 Aug 2022 09:23:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1661246621; bh=GqRCdQk5gcrQtkUm0Jh9s9TsuaLzbGufsrzGeFlIiVM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=o8zMx/iyUrjOAxJuqK9hYuxIwlwT4ncOd/9CFOBfUUrGWyHiRJMJYza2ODo3u6WVB 1V+Gl3KdpPLb6/QRiiZ5FISieLGSTi0XxWvsk6Kijj289GtebGDlNIfuDTOXjBfEnO b1lghVpRGyAbF2hEn10/+NW/4CvTlvwyIliRsU0s= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jimmy Assarsson , Vincent Mailhol , Marc Kleine-Budde , Sasha Levin Subject: [PATCH 5.4 137/389] can: kvaser_usb_leaf: do not report txerr and rxerr during bus-off Date: Tue, 23 Aug 2022 10:23:35 +0200 Message-Id: <20220823080121.328868318@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220823080115.331990024@linuxfoundation.org> References: <20220823080115.331990024@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Vincent Mailhol [ Upstream commit a57732084e06791d37ea1ea447cca46220737abd ] During bus off, the error count is greater than 255 and can not fit in a u8. Fixes: 7259124eac7d1 ("can: kvaser_usb: Split driver into kvaser_usb_core.c= and kvaser_usb_leaf.c") Link: https://lore.kernel.org/all/20220719143550.3681-9-mailhol.vincent@wan= adoo.fr CC: Jimmy Assarsson Signed-off-by: Vincent Mailhol Signed-off-by: Marc Kleine-Budde Signed-off-by: Sasha Levin --- drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net= /can/usb/kvaser_usb/kvaser_usb_leaf.c index 0e0403dd0550..5e281249ad5f 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c @@ -857,8 +857,10 @@ static void kvaser_usb_leaf_rx_error(const struct kvas= er_usb *dev, break; } =20 - cf->data[6] =3D es->txerr; - cf->data[7] =3D es->rxerr; + if (new_state !=3D CAN_STATE_BUS_OFF) { + cf->data[6] =3D es->txerr; + cf->data[7] =3D es->rxerr; + } =20 stats->rx_packets++; stats->rx_bytes +=3D cf->can_dlc; --=20 2.35.1