can: isotp: change error format from decimal to symbolic error names

This patch changes the format string for errors from decimal %d to
symbolic error names %pe to achieve more comprehensive log messages.

Link: https://lore.kernel.org/r/20210427052150.2308-2-menschel.p@posteo.de
Signed-off-by: Patrick Menschel <menschel.p@posteo.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Patrick Menschel 2021-04-27 05:21:47 +00:00 committed by Marc Kleine-Budde
parent 24a774a4f9
commit 46d8657a6b

View File

@ -221,8 +221,8 @@ static int isotp_send_fc(struct sock *sk, int ae, u8 flowstatus)
can_send_ret = can_send(nskb, 1);
if (can_send_ret)
pr_notice_once("can-isotp: %s: can_send_ret %d\n",
__func__, can_send_ret);
pr_notice_once("can-isotp: %s: can_send_ret %pe\n",
__func__, ERR_PTR(can_send_ret));
dev_put(dev);
@ -798,8 +798,8 @@ isotp_tx_burst:
can_send_ret = can_send(skb, 1);
if (can_send_ret)
pr_notice_once("can-isotp: %s: can_send_ret %d\n",
__func__, can_send_ret);
pr_notice_once("can-isotp: %s: can_send_ret %pe\n",
__func__, ERR_PTR(can_send_ret));
if (so->tx.idx >= so->tx.len) {
/* we are done */
@ -946,8 +946,8 @@ static int isotp_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
err = can_send(skb, 1);
dev_put(dev);
if (err) {
pr_notice_once("can-isotp: %s: can_send_ret %d\n",
__func__, err);
pr_notice_once("can-isotp: %s: can_send_ret %pe\n",
__func__, ERR_PTR(err));
return err;
}