diff options
| author | Vincent Mailhol <mailhol.vincent@wanadoo.fr> | 2022-07-19 23:35:47 +0900 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-25 11:15:10 +0200 |
| commit | 39e3db6b2b719f455bfa4bdb62fbf42a45c8a6b6 (patch) | |
| tree | f5835ccefa9fe6f0f57c94ba4d22cdb5f44f200e | |
| parent | 961c0fdd2164761a20bf27e2825cd36a9d974020 (diff) | |
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: 0024d8ad1639 ("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>
| -rw-r--r-- | drivers/net/can/usb/usb_8dev.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/net/can/usb/usb_8dev.c b/drivers/net/can/usb/usb_8dev.c index 232f45f722f0..5cb5be4dc941 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -453,9 +453,10 @@ static void usb_8dev_rx_err_msg(struct usb_8dev_priv *priv, if (rx_errors) stats->rx_errors++; - - cf->data[6] = txerr; - cf->data[7] = rxerr; + if (priv->can.state != CAN_STATE_BUS_OFF) { + cf->data[6] = txerr; + cf->data[7] = rxerr; + } priv->bec.txerr = txerr; priv->bec.rxerr = rxerr; |