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| author | Jeroen Hofstee <jhofstee@victronenergy.com> | 2020-11-27 10:59:38 +0100 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2020-11-30 12:43:54 +0100 |
| commit | bd0ccb92efb09c7da5b55162b283b42a93539ed7 (patch) | |
| tree | efa3b7e87794fb19de93539f69b20f12bef96d8a /drivers/net | |
| parent | ad1f5e826d91d6c27ecd36a607ad7c7f4d0b0733 (diff) | |
| download | linux-stable-bd0ccb92efb09c7da5b55162b283b42a93539ed7.tar.gz linux-stable-bd0ccb92efb09c7da5b55162b283b42a93539ed7.tar.bz2 linux-stable-bd0ccb92efb09c7da5b55162b283b42a93539ed7.zip | |
can: sja1000: sja1000_err(): don't count arbitration lose as an error
Losing arbitration is normal in a CAN-bus network, it means that a higher
priority frame is being send and the pending message will be retried later.
Hence most driver only increment arbitration_lost, but the sja1000 driver also
incremeants tx_error, causing errors to be reported on a normal functioning
CAN-bus. So stop counting them as errors.
Fixes: 8935f57e68c4 ("can: sja1000: fix network statistics update")
Signed-off-by: Jeroen Hofstee <jhofstee@victronenergy.com>
Link: https://lore.kernel.org/r/20201127095941.21609-1-jhofstee@victronenergy.com
[mkl: split into two seperate patches]
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/can/sja1000/sja1000.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 9f107798f904..25a4d7d0b349 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -474,7 +474,6 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status) netdev_dbg(dev, "arbitration lost interrupt\n"); alc = priv->read_reg(priv, SJA1000_ALC); priv->can.can_stats.arbitration_lost++; - stats->tx_errors++; cf->can_id |= CAN_ERR_LOSTARB; cf->data[0] = alc & 0x1f; } |