From 278a6c8fcfc04084cd459a990ad93077b2a9cab0 Mon Sep 17 00:00:00 2001
From: Harald Welte <laforge@osmocom.org>
Date: Tue, 3 Dec 2019 21:35:12 +0100
Subject: utils: exit(2) on unsupported positional arguments on command line

Change-Id: Icc76cae2225ec4e664b950176dd861fa15712f59
---
 utils/osmo-arfcn.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'utils/osmo-arfcn.c')

diff --git a/utils/osmo-arfcn.c b/utils/osmo-arfcn.c
index 50878423..5f138f8c 100644
--- a/utils/osmo-arfcn.c
+++ b/utils/osmo-arfcn.c
@@ -128,6 +128,11 @@ int main(int argc, char **argv)
 		}
 	}
 
+	if (argc > optind) {
+		fprintf(stderr, "Unsupported positional arguments in command line\n");
+		exit(2);
+	}
+
 	switch (mode) {
 	case MODE_NONE:
 		help(argv[0]);
-- 
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