Add can_bittiming_fill_info() to factorise the logic when filling the
bittiming information for Classical CAN and CAN FD. This function will
be reused later on for CAN XL.
Signed-off-by: Vincent Mailhol <mailhol@kernel.org>
---
drivers/net/can/dev/netlink.c | 19 ++++++++++++-------
1 file changed, 12 insertions(+), 7 deletions(-)
diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c
index c30920761d25871ac2e73a56a54333c521b4f9d8..e2f26898b83be8df8d2c4d0cd64b505f3c4a9b7d 100644
--- a/drivers/net/can/dev/netlink.c
+++ b/drivers/net/can/dev/netlink.c
@@ -559,6 +559,14 @@ static size_t can_get_size(const struct net_device *dev)
return size;
}
+static int can_bittiming_fill_info(struct sk_buff *skb, int ifla_can_bittiming,
+ struct can_bittiming *bittiming)
+{
+ return bittiming->bitrate != CAN_BITRATE_UNSET &&
+ bittiming->bitrate != CAN_BITRATE_UNKNOWN &&
+ nla_put(skb, ifla_can_bittiming, sizeof(*bittiming), bittiming);
+}
+
static int can_tdc_fill_info(struct sk_buff *skb, const struct net_device *dev)
{
struct nlattr *nest;
@@ -641,10 +649,8 @@ 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 != CAN_BITRATE_UNSET &&
- priv->bittiming.bitrate != CAN_BITRATE_UNKNOWN &&
- nla_put(skb, IFLA_CAN_BITTIMING,
- sizeof(priv->bittiming), &priv->bittiming)) ||
+ if (can_bittiming_fill_info(skb, IFLA_CAN_BITTIMING,
+ &priv->bittiming) ||
(priv->bittiming_const &&
nla_put(skb, IFLA_CAN_BITTIMING_CONST,
@@ -659,9 +665,8 @@ static int can_fill_info(struct sk_buff *skb, const struct net_device *dev)
!priv->do_get_berr_counter(dev, &bec) &&
nla_put(skb, IFLA_CAN_BERR_COUNTER, sizeof(bec), &bec)) ||
- (priv->fd.data_bittiming.bitrate &&
- nla_put(skb, IFLA_CAN_DATA_BITTIMING,
- sizeof(priv->fd.data_bittiming), &priv->fd.data_bittiming)) ||
+ can_bittiming_fill_info(skb, IFLA_CAN_DATA_BITTIMING,
+ &priv->fd.data_bittiming) ||
(priv->fd.data_bittiming_const &&
nla_put(skb, IFLA_CAN_DATA_BITTIMING_CONST,
--
2.49.1