Commit 61bcc556 authored Jul 19, 2022 by Vincent Mailhol Committed by Greg Kroah-Hartman Aug 25, 2022

can: usb_8dev: do not report txerr and rxerr during bus-off

[ Upstream commit aebe8a2433cd090ccdc222861f44bddb75eb01de ]

During bus off, the error count is greater than 255 and can not fit in
a u8.

Fixes: 0024d8ad ("can: usb_8dev: Add support for USB2CAN interface from 8 devices")
Link: https://lore.kernel.org/all/20220719143550.3681-10-mailhol.vincent@wanadoo.fr


Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent d8833eaa

drivers/net/can/usb/usb_8dev.c

+4 −3

Original line number	Diff line number	Diff line
		@@ -442,9 +442,10 @@ static void usb_8dev_rx_err_msg(struct usb_8dev_priv *priv,

		if (rx_errors)
		stats->rx_errors++;

		if (priv->can.state != CAN_STATE_BUS_OFF) {
		cf->data[6] = txerr;
		cf->data[7] = rxerr;
		}

		priv->bec.txerr = txerr;
		priv->bec.rxerr = rxerr;