template: Support old style IP/interface pair

usr/local/share/bastille/template.sh

@@ -239,13 +239,17 @@ for _jail in ${JAILS}; do
     if [ "${_jail_ip4}" = "not set" ] || [ "${_jail_ip4}" = "disabled" ]; then
         _jail_ip4='' # In case it was -. -- cwells
     elif echo "${_jail_ip4}" | grep -q "|"; then
-        _jail_ip4="$(echo ${_jail_ip4} 2>/dev/null | awk -F"|" '{print $2}' | sed -E 's#/[0-9]+$##g')"
+        _jail_ip4="$(echo ${_jail_ip4} | awk -F"|" '{print $2}' | sed -E 's#/[0-9]+$##g')"
+    else
+        _jail_ip4="$(echo ${_jail_ip4} | sed -E 's#/[0-9]+$##g')"
     fi
     ## remove value if ip6 was not set or disabled, otherwise get value
     if [ "${_jail_ip6}" = "not set" ] || [ "${_jail_ip6}" = "disabled" ]; then
         _jail_ip6='' # In case it was -. -- cwells
     if echo "${_jail_ip6}" | grep -q "|"; then
-        _jail_ip6="$(echo ${_jail_ip6} 2>/dev/null | awk -F"|" '{print $2}' | sed -E 's#/[0-9]+$##g')"
+        _jail_ip6="$(echo ${_jail_ip6} | awk -F"|" '{print $2}' | sed -E 's#/[0-9]+$##g')"
+    else
+        _jail_ip6="$(echo ${_jail_ip6} | sed -E 's#/[0-9]+$##g')"
     fi
     # print error when both ip4 and ip6 are not set
     if { [ "${_jail_ip4}" = "not set" ] || [ "${_jail_ip4}" = "disabled" ]; } && \