From 9aa915a5e0e5b042eda348a57c8931db5bd26e24 Mon Sep 17 00:00:00 2001
From: Tom Eastep <teastep@shorewall.net>
Date: Fri, 15 Jan 2016 16:39:47 -0800
Subject: [PATCH] Avoid errors from 'status -i' when there are no optional
 interfaces

Signed-off-by: Tom Eastep <teastep@shorewall.net>
---
 Shorewall-core/lib.cli | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Shorewall-core/lib.cli b/Shorewall-core/lib.cli
index 6d367d091..3497c6897 100644
--- a/Shorewall-core/lib.cli
+++ b/Shorewall-core/lib.cli
@@ -3272,9 +3272,11 @@ show_interfaces() {
     local printed
 
     for f in ${VARDIR}/*.status; do
-	interface=$(basename $f)
-	echo "   Interface ${interface%.status} is $(interface_status $f)"
-	printed=Yes
+	if [ -f $f ]; then
+	    interface=$(basename $f)
+	    echo "   Interface ${interface%.status} is $(interface_status $f)"
+	    printed=Yes
+	fi
     done
 
     [ -n "$printed" ] && echo