diff options
| -rw-r--r-- | drivers/net/can/dev/netlink.c | 3 | ||||
| -rw-r--r-- | include/linux/can/bittiming.h | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c index 037824011266..8efa22d9f214 100644 --- a/drivers/net/can/dev/netlink.c +++ b/drivers/net/can/dev/netlink.c @@ -511,7 +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)) || diff --git a/include/linux/can/bittiming.h b/include/linux/can/bittiming.h index 7ae21c0f7f23..ef0a77173e3c 100644 --- a/include/linux/can/bittiming.h +++ b/include/linux/can/bittiming.h @@ -11,6 +11,8 @@ #define CAN_SYNC_SEG 1 +#define CAN_BITRATE_UNSET 0 +#define CAN_BITRATE_UNKNOWN (-1U) #define CAN_CTRLMODE_TDC_MASK \ (CAN_CTRLMODE_TDC_AUTO | CAN_CTRLMODE_TDC_MANUAL) |