This patch adds the value of err with format %pe to the already existing error message. Signed-off-by: Patrick Menschel <menschel.p@xxxxxxxxx> --- 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 2c4f84fac..2075d8d9e 100644 --- a/net/can/isotp.c +++ b/net/can/isotp.c @@ -1433,7 +1433,7 @@ static __init int isotp_module_init(void) 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)); return err; } -- 2.17.1