From 434f8e1905e4458be33d13d6adbe62d7a3b18ce4 Mon Sep 17 00:00:00 2001
From: Jeremy Lecour <jlecour@evolix.fr>
Date: Wed, 16 Mar 2022 23:46:13 +0100
Subject: [PATCH] default value for $intable

---
 minifirewall | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/minifirewall b/minifirewall
index b159547..62f6fce 100755
--- a/minifirewall
+++ b/minifirewall
@@ -115,6 +115,8 @@ chain_exists() {
     chain_name="$1"
     if [ $# -ge 2 ]; then
         intable="--table $2"
+    else
+        intable=""
     fi
     # shellcheck disable=SC2086
     iptables ${intable} -nL "${chain_name}" >/dev/null 2>&1