From ab3679b7885daf8e0be73784af6f8b7951f2d92d Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Tue, 6 Oct 2020 10:58:39 -0400
Subject: [PATCH] Die when too many arguments are given to ax25dump

---
 bin/ax25dump.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/bin/ax25dump.c b/bin/ax25dump.c
index f660b16..f2cef90 100644
--- a/bin/ax25dump.c
+++ b/bin/ax25dump.c
@@ -72,6 +72,10 @@ int main(int argc, char **argv) {
     if (ifname) {
         patty_client_setsockopt_if ifreq;
 
+        if (optind < argc) {
+            usage(argc, argv, "Too many arguments provided");
+        }
+
         info.flags = PATTY_KISS_TNC_FD;
 
         if ((client = patty_client_new(sock)) == NULL) {