[PATCH stable 5.10 02/10] can: isotp: add symbolic error message to isotp_module_init()

[Oliver Hartkopp <socketcan@hartkopp.net>]

From: Patrick Menschel <menschel.p@posteo.de>

commit 6a5ddae578842652719fb926b22f1d510fe50bee upstream

This patch adds the value of err with format %pe to the already
existing error message.

Link: https://lore.kernel.org/r/20210427052150.2308-3-menschel.p@posteo.de
Signed-off-by: Patrick Menschel <menschel.p@posteo.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
---
 net/can/isotp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/can/isotp.c b/net/can/isotp.c
index d34f9ab2eb62..009d5216f3ea 100644
--- a/net/can/isotp.c
+++ b/net/can/isotp.c
@@ -1548,11 +1548,11 @@ static __init int isotp_module_init(void)
 
 	pr_info("can: isotp protocol\n");
 
 	err = can_proto_register(&isotp_can_proto);
 	if (err < 0)
-		pr_err("can: registration of isotp protocol failed\n");
+		pr_err("can: registration of isotp protocol failed %pe\n", ERR_PTR(err));
 	else
 		register_netdevice_notifier(&canisotp_notifier);
 
 	return err;
 }
-- 
2.34.1