From 1494d27f64f0855086bfefa0391f4e9f29315699 Mon Sep 17 00:00:00 2001 From: Marc Kleine-Budde Date: Tue, 27 Sep 2022 13:12:35 +0200 Subject: [PATCH] can: netlink: can_changelink(): convert from netdev_err() to NL_SET_ERR_MSG_FMT() Since commit 51c352bdbcd2 ("netlink: add support for formatted extack messages") formatted extack messages are supported to inform the user space or warnings/errors during netlink calls. Replace the netdev_err() by NL_SET_ERR_MSG_FMT() to better inform the user about the problem. While there, use %u to print unsigned values and improve error message a bit. Link: https://lore.kernel.org/all/20230202110854.2318594-9-mkl@pengutronix.de Signed-off-by: Marc Kleine-Budde --- drivers/net/can/dev/netlink.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/net/can/dev/netlink.c b/drivers/net/can/dev/netlink.c index 02f5c00c521f..a03b45a020b9 100644 --- a/drivers/net/can/dev/netlink.c +++ b/drivers/net/can/dev/netlink.c @@ -220,8 +220,9 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[], return err; if (priv->bitrate_max && bt.bitrate > priv->bitrate_max) { - netdev_err(dev, "arbitration bitrate surpasses transceiver capabilities of %d bps\n", - priv->bitrate_max); + NL_SET_ERR_MSG_FMT(extack, + "arbitration bitrate %u bps surpasses transceiver capabilities of %u bps", + bt.bitrate, priv->bitrate_max); return -EINVAL; } @@ -324,8 +325,9 @@ static int can_changelink(struct net_device *dev, struct nlattr *tb[], return err; if (priv->bitrate_max && dbt.bitrate > priv->bitrate_max) { - netdev_err(dev, "canfd data bitrate surpasses transceiver capabilities of %d bps\n", - priv->bitrate_max); + NL_SET_ERR_MSG_FMT(extack, + "CANFD data bitrate %u bps surpasses transceiver capabilities of %u bps", + dbt.bitrate, priv->bitrate_max); return -EINVAL; } -- 2.11.0