From 5b71ce815c2b0bd57aeaa7a7f507180c6eb225b3 Mon Sep 17 00:00:00 2001
From: Daniel Steglich <steglich@datasystems24.de>
Date: Tue, 24 Feb 2015 08:05:54 +0000
Subject: [PATCH] cat on a empty string will block the script

---
 actions/dynamicdns | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/actions/dynamicdns b/actions/dynamicdns
index 23e1dab7d..edeb03e03 100755
--- a/actions/dynamicdns
+++ b/actions/dynamicdns
@@ -40,7 +40,7 @@ doReadCFG()
     [ -f $CFG ] && FILE=$CFG
 
     if [ ! -z $FILE ];then
-            host=`cat $FILE 2> /dev/null |grep host |cut -d = -f 2`
+        host=`cat $FILE 2> /dev/null |grep host |cut -d = -f 2`
         server=`cat $FILE 2> /dev/null |grep server |cut -d = -f 2`
         user=`cat $FILE 2> /dev/null |grep user |cut -d = -f 2 |cut -d : -f 1`
         pass=`cat $FILE 2> /dev/null |grep user |cut -d = -f 2 |cut -d : -f 2`
@@ -169,6 +169,7 @@ case $cmd in
         OLDIP=`cat $IPFILE`
         doGetWANIP
         echo $WANIP > $IPFILE
+        FILE="/tmp/none"
         [ -f $CFG_disabled ] && FILE=$CFG_disabled
         [ -f $CFG ] && FILE=$CFG
         cat $FILE |grep -v execute > ${FILE}.tmp