X-Git-Url: https://git.distorted.org.uk/~mdw/firewall/blobdiff_plain/00851a0a72356001e40304879907b9ecec8ce588..12ac65a1e0d1d8083bdbf50154248a0c5110a2b2:/functions.m4

diff --git a/functions.m4 b/functions.m4
index 85afc10..680df6d 100644
--- a/functions.m4
+++ b/functions.m4
@@ -151,20 +151,20 @@ allowservices () {
   for svc; do
     case $svc in
       *:*)
-        n=2
+	n=2
 	left=${svc%:*} right=${svc#*:}
 	case $left in *[!0-9]*) eval left=\$port_$left ;; esac
 	case $right in *[!0-9]*) eval right=\$port_$right ;; esac
 	svc=$left:$right
 	;;
       *)
-        n=1
+	n=1
 	case $svc in *[!0-9]*) eval svc=\$port_$svc ;; esac
 	;;
     esac
     case $svc in
       *: | :* | "" | *[!0-9:]*)
-        echo >&2 "Bad service name"
+	echo >&2 "Bad service name"
 	exit 1
 	;;
     esac
@@ -183,7 +183,7 @@ allowservices () {
       run iptables -A $chain -p $proto -m multiport -j ACCEPT \
 	      --destination-ports ${list#,}
       ;;
-    *) 
+    *)
       run iptables -A $chain -p $proto -j ACCEPT \
 	      --destination-port ${list#,}
       ;;
@@ -291,7 +291,7 @@ defnetclass () {
 	from=$(( $from + $bit ))
       done
       to=$(( ($netclassindex << $BIT_TO) + \
-      	     (0xf << $BIT_FROM) + \
+	     (0xf << $BIT_FROM) + \
 	     (1 << ($netclassindex + $BIT_MASK)) ))
       trace "from $name --> set $(printf %x $from)"
       trace "  to $name --> and $(printf %x $from)"