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path: root/drivers/net/can/sja1000/sja1000.c
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Diffstat (limited to 'drivers/net/can/sja1000/sja1000.c')
-rw-r--r--drivers/net/can/sja1000/sja1000.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index 7b92e911a616..8dda3b703d39 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -218,6 +218,9 @@ static void sja1000_start(struct net_device *dev)
priv->write_reg(priv, SJA1000_RXERR, 0x0);
priv->read_reg(priv, SJA1000_ECC);
+ /* clear interrupt flags */
+ priv->read_reg(priv, SJA1000_IR);
+
/* leave reset mode */
set_normal_mode(dev);
}
@@ -446,7 +449,6 @@ static int sja1000_err(struct net_device *dev, uint8_t isrc, uint8_t status)
cf->data[2] |= CAN_ERR_PROT_STUFF;
break;
default:
- cf->data[2] |= CAN_ERR_PROT_UNSPEC;
cf->data[3] = ecc & ECC_SEG;
break;
}