diff --git a/iup/files/sbin/iup b/iup/files/sbin/iup
index f080f168d..2761a7381 100755
--- a/iup/files/sbin/iup
+++ b/iup/files/sbin/iup
@@ -71,8 +71,7 @@ reload ()
 	local pack
 	pack=$(get_packages $1)
 	v "Calling ubus call uci commit for $pack"
-	for packname in $pack
-	do
+	for packname in $pack ; do
 		ubus call uci commit '{"config":"'$packname'"}'
 		sleep 1
 	done
@@ -118,10 +117,12 @@ handle_provisioning() {
 		mkdir $IUPTEMP
 	fi
 	touch $IUPCONFFILES
+
 	config_get_bool enabled "$config" enabled "$default"
 	config_get_bool defaultreset "$config" defaultreset
 	config_get deckey "$config" deckey
-	if [ "$enabled" -eq 1	]; then
+
+	if [ "$enabled" -eq 1 ]; then
 		if [ "$config" == "iup" ]; then
 			v "Using url received in dhcp options"
 			config_get url "$config" urliup
@@ -131,26 +132,25 @@ handle_provisioning() {
 		url=${url//\$MAC/$MAC}
 		v "Downloading from url \"$url\""
 
-		while [ $retry -le $RETRYSTOP ]
-		do
-		  if [ ${url%%:*} == "tftp" ]; then
-			tftpfile=${url#*\/\/}
-			host=${tftpfile%%\/*}
-			tftpfile=${tftpfile#*\/}
+		while [ $retry -le $RETRYSTOP ]; do
+			if [ ${url%%:*} == "tftp" ]; then
+				tftpfile=${url#*\/\/}
+				host=${tftpfile%%\/*}
+				tftpfile=${tftpfile#*\/}
 
-			/usr/bin/tftp -l $IUPCONFFILES -r "$tftpfile" -g "$host"
-		  else
-			get_image "$url" "cat" > $IUPCONFFILES
-		  fi
-		  if [ -s $IUPCONFFILES ]; then
-			v "Download finished"
-			retry=$((RETRYSTOP + 1))
-		  else
-		  v "Download failed, retrying in $incsleep seconds"
-		  sleep $incsleep
-		  incsleep=$((incsleep * retry + number))
-		  retry=$((retry+1))
-		  fi
+				/usr/bin/tftp -l $IUPCONFFILES -r "$tftpfile" -g "$host"
+			else
+				get_image "$url" "cat" > $IUPCONFFILES
+			fi
+			if [ -s $IUPCONFFILES ]; then
+				v "Download finished"
+				retry=$((RETRYSTOP + 1))
+			else
+				v "Download failed, retrying in $incsleep seconds"
+				sleep $incsleep
+				incsleep=$((incsleep * retry + number))
+				retry=$((retry+1))
+			fi
 		done
 	fi
 	if [ ! -s "$IUPCONFFILES" ] && [ "$enabled" -eq 1 ]; then
@@ -170,11 +170,11 @@ handle_Downloaded_file()
 	KEY=${DECKEY:-$DESKEY}
 	local img_type
 	case "$(get_image_type "$IUPCONFFILES")" in
-                "INTENO") img_type=2 ;;
-                "CFE+FS") img_type=1 ;;
-                "FS")     img_type=0 ;;
-                *)      img_type="UNKNOWN";;
-        esac
+		"INTENO") img_type=2 ;;
+		"CFE+FS") img_type=1 ;;
+		"FS")     img_type=0 ;;
+		*)      img_type="UNKNOWN";;
+		esac
 
         if [ "$img_type" == "UNKNOWN" ] ; then
 		case "$(hexdump -v -n 2 -e '1/1 "%02x"' $IUPCONFFILES)" in
@@ -192,15 +192,13 @@ handle_Downloaded_file()
 					save_usercfg
 					cd $IUPTEMP
 					tar xvzf $IUPCONFFILES
-					for f in $CONFILESLURP
-					do
+					for f in $CONFILESLURP ; do
 						v "File to be applied $f and config $(cat $f)"
 						uci -f $f import
 					done
 					pack=$(get_packages $CONFILESLURP)
 					v "Packages to be commited: $pack"
-					for packname in $pack
-					do
+					for packname in $pack ; do
 						uci commit $packname
 					done
 					apply_usercfg
@@ -239,7 +237,7 @@ handle_Downloaded_file()
 		v "Downloaded file is a firmware, will start reflashing"
 		if [ "$defaultreset" -eq 1 ]; then
 			v "Not saving configuration over reflash"
-			 /sbin/sysupgrade -v -n $IUPCONFFILES
+			/sbin/sysupgrade -v -n $IUPCONFFILES
 		else
 			v "Saving configuration over reflash"
 			/sbin/sysupgrade -v $IUPCONFFILES
@@ -290,14 +288,14 @@ change_to_vlan() {
 
 	# loop through the string, remove any word close to "base_dev".
 	for word in ${wan_if}; do
-	#echo $word
-	case $word in
-		${base_dev}*) # don't add if.
-		;;
-		*)	new_wan_if=${word}' '${new_wan_if}  # add if.
-			#new_wan_if+=" ${word}"  # probably not working in ash.
-		;;
-	esac
+		#echo $word
+		case $word in
+			${base_dev}*) # don't add if.
+			;;
+			*)	new_wan_if=${word}' '${new_wan_if}  # add if.
+				#new_wan_if+=" ${word}"  # probably not working in ash.
+			;;
+		esac
 	done
 	# append new interface.
 	new_wan_if=${new_wan_if}${base_dev}.${1}
@@ -532,7 +530,6 @@ main()
 		touch $IUPMD5
 	fi
 
-
 	local iupurl
 	local configurl
 	local software