can: move can_stats.bus_off++ from can_bus_off into can_change_state
In order to be able to move the stats increment from can_bus_off() into
can_change_state(), the increment had to be moved back into code that was using
can_bus_off() but not can_change_state().
As a side-effect, this patch fixes the following bugs:
* Redundant call to can_bus_off() in c_can.
* Bus-off counted twice in xilinx_can.
Signed-off-by: Andri Yngvason <andri.yngvason@marel.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
diff --git a/drivers/net/can/rcar_can.c b/drivers/net/can/rcar_can.c
index 91cd48c..7deb80d 100644
--- a/drivers/net/can/rcar_can.c
+++ b/drivers/net/can/rcar_can.c
@@ -331,6 +331,7 @@
priv->can.state = CAN_STATE_BUS_OFF;
/* Clear interrupt condition */
writeb(~RCAR_CAN_EIFR_BOEIF, &priv->regs->eifr);
+ priv->can.can_stats.bus_off++;
can_bus_off(ndev);
if (skb)
cf->can_id |= CAN_ERR_BUSOFF;