diff options
| author | Vincent Mailhol <mailhol.vincent@wanadoo.fr> | 2022-07-19 17:35:47 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-17 15:23:33 +0300 |
| commit | 3d70b6605a942c6cc3d598311ef776a5498052de (patch) | |
| tree | a5e7411edb785614223b0b29134efd9fe1e30f13 /drivers/net/can/usb | |
| parent | bbe42d5dc4866222f879497247447aecb5538839 (diff) | |
| download | linux-3d70b6605a942c6cc3d598311ef776a5498052de.tar.xz | |
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>
Diffstat (limited to 'drivers/net/can/usb')
| -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 d4c8f934a1ce..a5dee2ee2465 100644 --- a/drivers/net/can/usb/usb_8dev.c +++ b/drivers/net/can/usb/usb_8dev.c @@ -442,9 +442,10 @@ 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; |