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path: root/drivers/net/can/dev/netlink.c
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Diffstat (limited to 'drivers/net/can/dev/netlink.c')
-rw-r--r--drivers/net/can/dev/netlink.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c
index 7633d98e3912..8efa22d9f214 100644
--- a/drivers/net/can/dev/netlink.c
+++ b/drivers/net/can/dev/netlink.c
@@ -176,7 +176,8 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[],
* directly via do_set_bitrate(). Bail out if neither
* is given.
*/
- if (!priv->bittiming_const && !priv->do_set_bittiming)
+ if (!priv->bittiming_const && !priv->do_set_bittiming &&
+ !priv->bitrate_const)
return -EOPNOTSUPP;
memcpy(&bt, nla_data(data[IFLA_CAN_BITTIMING]), sizeof(bt));
@@ -278,7 +279,8 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[],
* directly via do_set_bitrate(). Bail out if neither
* is given.
*/
- if (!priv->data_bittiming_const && !priv->do_set_data_bittiming)
+ if (!priv->data_bittiming_const && !priv->do_set_data_bittiming &&
+ !priv->data_bitrate_const)
return -EOPNOTSUPP;
memcpy(&dbt, nla_data(data[IFLA_CAN_DATA_BITTIMING]),
@@ -509,7 +511,8 @@ static int can_fill_info(struct sk_buff *skb, const struct net_device *dev)
if (priv->do_get_state)
priv->do_get_state(dev, &state);
- if ((priv->bittiming.bitrate &&
+ if ((priv->bittiming.bitrate != CAN_BITRATE_UNSET &&
+ priv->bittiming.bitrate != CAN_BITRATE_UNKNOWN &&
nla_put(skb, IFLA_CAN_BITTIMING,
sizeof(priv->bittiming), &priv->bittiming)) ||