From 6027a71e282ff9b64cbcd4e61feeab2e8ef644fa Mon Sep 17 00:00:00 2001
From: XANTRONIX Development <dev@xantronix.com>
Date: Sun, 16 Aug 2020 20:12:46 -0500
Subject: [PATCH] Use O_NOCTTY in patty_kiss_tnc_open()

---
 src/kiss.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kiss.c b/src/kiss.c
index f39ae94..32adeef 100644
--- a/src/kiss.c
+++ b/src/kiss.c
@@ -200,7 +200,7 @@ patty_kiss_tnc *patty_kiss_tnc_new(const char *device) {
             goto error_connect;
         }
     } else {
-        if ((fd = open(device, O_RDWR)) < 0) {
+        if ((fd = open(device, O_RDWR | O_NOCTTY)) < 0) {
             goto error_open;
         }
     }