From 40c2916fda23bc9bd124009934544d3c0fddd1c0 Mon Sep 17 00:00:00 2001
From: Caleb Raitto <caraitto@google.com>
Date: Thu, 6 Sep 2018 14:01:17 -0700
Subject: [PATCH] tc/mqprio: Print extra info on invalid args.

Print the name of the argument that wasn't understood.

Signed-off-by: Caleb Raitto <caraitto@google.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 tc/q_mqprio.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/tc/q_mqprio.c b/tc/q_mqprio.c
index 89b46002..7cd18ae1 100644
--- a/tc/q_mqprio.c
+++ b/tc/q_mqprio.c
@@ -167,8 +167,7 @@ static int mqprio_parse_opt(struct qdisc_util *qu, int argc,
 			explain();
 			return -1;
 		} else {
-			fprintf(stderr, "Unknown argument\n");
-			return -1;
+			invarg("unknown argument", *argv);
 		}
 		argc--; argv++;
 	}