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can: pch_can: do not report txerr and rxerr during bus-off
[ Upstream commit3a5c7e4611
] During bus off, the error count is greater than 255 and can not fit in a u8. Fixes:0c78ab76a0
("pch_can: Add setting TEC/REC statistics processing") Link: https://lore.kernel.org/all/20220719143550.3681-2-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>
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parent
51a93dbf69
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1 changed files with 3 additions and 3 deletions
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@ -507,6 +507,9 @@ static void pch_can_error(struct net_device *ndev, u32 status)
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cf->can_id |= CAN_ERR_BUSOFF;
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priv->can.can_stats.bus_off++;
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can_bus_off(ndev);
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} else {
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cf->data[6] = errc & PCH_TEC;
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cf->data[7] = (errc & PCH_REC) >> 8;
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}
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errc = ioread32(&priv->regs->errc);
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@ -567,9 +570,6 @@ static void pch_can_error(struct net_device *ndev, u32 status)
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break;
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}
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cf->data[6] = errc & PCH_TEC;
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cf->data[7] = (errc & PCH_REC) >> 8;
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priv->can.state = state;
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netif_receive_skb(skb);
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