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

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@wanadoo.fr
CC: Jimmy Assarsson <extja@kvaser.com>
Signed-off-by: Vincent Mailhol <mailhol.vincent@wanadoo.fr>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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 cc809ecd1e62246da49e58d05ea80370432cbf3e..f551fde16a709a5a43d3e454f8006798b493eb8d 100644 (file)
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -853,8 +853,10 @@ static void kvaser_usb_leaf_rx_error(const struct kvaser_usb *dev,
                break;
        }
 
-       cf->data[6] = es->txerr;
-       cf->data[7] = es->rxerr;
+       if (new_state != CAN_STATE_BUS_OFF) {
+               cf->data[6] = es->txerr;
+               cf->data[7] = es->rxerr;
+       }
 
        netif_rx(skb);
 }