can: Proper ctrlmode handling for CAN devices

This patch adds error checking of ctrlmode values for CAN devices. As
an example all availabe bits are implemented in the mcp251x driver.

Signed-off-by: Christian Pellegrin <chripell@fsfe.org>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c
index 40827c128b65..6b7dd578d417 100644
--- a/drivers/net/can/mscan/mscan.c
+++ b/drivers/net/can/mscan/mscan.c
@@ -686,6 +686,7 @@ struct net_device *alloc_mscandev(void)
         priv->can.bittiming_const = &mscan_bittiming_const;
         priv->can.do_set_bittiming = mscan_do_set_bittiming;
         priv->can.do_set_mode = mscan_do_set_mode;
+        priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES;
 
         for (i = 0; i < TX_QUEUE_SIZE; i++) {
                 priv->tx_queue[i].id = i;