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authorKurt Van Dijck <kurt.van.dijck@eia.be>2011-05-02 04:50:48 +0000
committerDavid S. Miller <davem@davemloft.net>2011-05-05 11:02:22 -0700
commit87e9af6cc67d842cd92b52b81f3f14e665e7ab05 (patch)
tree965631795b4d21356a8d9a1935000fe9361c6ec5 /drivers/net
parent75bd0cbdc21d80859c80bdd5dd00125c1a3ccbca (diff)
can: fix SJA1000 dlc for RTR packets
RTR frames do have a valid data length code on CAN. The driver for SJA1000 did not handle that situation properly. Signed-off-by: Kurt Van Dijck <kurt.van.dijck@eia.be> Acked-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/can/sja1000/sja1000.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index a358ea9445a2..f501bba1fc6f 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -346,10 +346,10 @@ static void sja1000_rx(struct net_device *dev)
| (priv->read_reg(priv, REG_ID2) >> 5);
}
+ cf->can_dlc = get_can_dlc(fi & 0x0F);
if (fi & FI_RTR) {
id |= CAN_RTR_FLAG;
} else {
- cf->can_dlc = get_can_dlc(fi & 0x0F);
for (i = 0; i < cf->can_dlc; i++)
cf->data[i] = priv->read_reg(priv, dreg++);
}