for msrc in ${zone_masq_src:-0.0.0.0/0}; do
case "$msrc" in
*.*) fw_get_negation msrc '-s' "$msrc" ;;
- *) fw_get_subnet4 msrc '-s' "$msrc" ;;
+ *) fw_get_subnet4 msrc '-s' "$msrc" || break ;;
esac
for mdst in ${zone_masq_dest:-0.0.0.0/0}; do
case "$mdst" in
*.*) fw_get_negation mdst '-d' "$mdst" ;;
- *) fw_get_subnet4 mdst '-d' "$mdst" ;;
+ *) fw_get_subnet4 mdst '-d' "$mdst" || break ;;
esac
fw add $mode n ${chain}_nat MASQUERADE $ { $msrc $mdst }