From 5f41af2f74dcfebd2e837bd01a2c48a42a7a9266 Mon Sep 17 00:00:00 2001
From: Bob Mottram <bob@robotics.uk.to>
Date: Thu, 3 Nov 2016 14:16:00 +0000
Subject: [PATCH] chmod if possible

---
 src/freedombone-utils-firewall | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/freedombone-utils-firewall b/src/freedombone-utils-firewall
index 765550a03..ed7bc0069 100755
--- a/src/freedombone-utils-firewall
+++ b/src/freedombone-utils-firewall
@@ -38,7 +38,9 @@ function save_firewall_settings {
     printf '#!/bin/sh\n' > /etc/network/if-up.d/iptables
     printf 'iptables-restore < /etc/firewall.conf\n' >> /etc/network/if-up.d/iptables
     printf 'ip6tables-restore < /etc/firewall6.conf\n' >> /etc/network/if-up.d/iptables
-    chmod +x /etc/network/if-up.d/iptables
+    if [ -f /etc/network/if-up.d/iptables ]; then
+        chmod +x /etc/network/if-up.d/iptables
+    fi
 }
 
 function global_rate_limit {
-- 
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