diff options
| author | Vincent Mailhol <mailhol.vincent@wanadoo.fr> | 2022-07-19 17:35:43 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-08-17 16:14:52 +0300 |
| commit | f3d865a6b791abbc874739ed702ae64ad2607511 (patch) | |
| tree | a166754e34f53dab0ad1e546a827d5e1236647b4 /drivers | |
| parent | fedf098ae2ec9db53149431b5b9516899d5a75dc (diff) | |
| download | linux-f3d865a6b791abbc874739ed702ae64ad2607511.tar.xz | |
can: hi311x: do not report txerr and rxerr during bus-off
[ Upstream commit a22bd630cfff496b270211745536e50e98eb3a45 ]
During bus off, the error count is greater than 255 and can not fit in
a u8.
Fixes: 57e83fb9b746 ("can: hi311x: Add Holt HI-311x CAN driver")
Link: https://lore.kernel.org/all/20220719143550.3681-6-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')
| -rw-r--r-- | drivers/net/can/spi/hi311x.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c index ebc4ebb44c98..bfb7c4bb5bc3 100644 --- a/drivers/net/can/spi/hi311x.c +++ b/drivers/net/can/spi/hi311x.c @@ -667,8 +667,6 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id) txerr = hi3110_read(spi, HI3110_READ_TEC); rxerr = hi3110_read(spi, HI3110_READ_REC); - cf->data[6] = txerr; - cf->data[7] = rxerr; tx_state = txerr >= rxerr ? new_state : 0; rx_state = txerr <= rxerr ? new_state : 0; can_change_state(net, cf, tx_state, rx_state); @@ -681,6 +679,9 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id) hi3110_hw_sleep(spi); break; } + } else { + cf->data[6] = txerr; + cf->data[7] = rxerr; } } |