2.1 --- a/tools/examples/vif-bridge	Wed Sep 07 17:28:49 2005 +0000
     2.2 +++ b/tools/examples/vif-bridge	Wed Sep 07 17:29:17 2005 +0000
     2.3 @@ -80,7 +80,7 @@ if [ "${brcmd}" == "addif" ] ; then
     2.4  fi
     2.5  ifconfig ${vif} $OP
     2.6  
     2.7 -if [ ${ip} ] ; then
     2.8 +if [ "${ip}" ] ; then
     2.9  
    2.10      # If we've been given a list of IP networks, allow pkts with these src addrs.
    2.11      for addr in ${ip} ; do

     3.1 --- a/tools/examples/vif-route	Wed Sep 07 17:28:49 2005 +0000
     3.2 +++ b/tools/examples/vif-route	Wed Sep 07 17:29:17 2005 +0000
     3.3 @@ -63,7 +63,7 @@ case $OP in
     3.4          ;;
     3.5  esac
     3.6  
     3.7 -if [ ${ip} ] ; then
     3.8 +if [ "${ip}" ] ; then
     3.9  
    3.10      # If we've been given a list of IP networks, allow pkts with these src addrs.
    3.11      for addr in ${ip} ; do