From: Stefan Mätje stefan.maetje@esd.eu
commit 044012b52029204900af9e4230263418427f4ba4 upstream.
This patch fixes the interchanged fetch of the CAN RX and TX error counters from the ESD_EV_CAN_ERROR_EXT message. The RX error counter is really in struct rx_msg::data[2] and the TX error counter is in struct rx_msg::data[3].
Fixes: 96d8e90382dc ("can: Add driver for esd CAN-USB/2 device") Link: https://lore.kernel.org/r/20210825215227.4947-2-stefan.maetje@esd.eu Cc: stable@vger.kernel.org Signed-off-by: Stefan Mätje stefan.maetje@esd.eu Signed-off-by: Marc Kleine-Budde mkl@pengutronix.de Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/can/usb/esd_usb2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/net/can/usb/esd_usb2.c +++ b/drivers/net/can/usb/esd_usb2.c @@ -224,8 +224,8 @@ static void esd_usb2_rx_event(struct esd if (id == ESD_EV_CAN_ERROR_EXT) { u8 state = msg->msg.rx.data[0]; u8 ecc = msg->msg.rx.data[1]; - u8 txerr = msg->msg.rx.data[2]; - u8 rxerr = msg->msg.rx.data[3]; + u8 rxerr = msg->msg.rx.data[2]; + u8 txerr = msg->msg.rx.data[3];
skb = alloc_can_err_skb(priv->netdev, &cf); if (skb == NULL) {