Revert "Remove unecessary variable"

Variable is used below

This reverts commit 010639a89ba4ebdd1267274e8c0dcfc6d474ce03.

1 files changed, 4 insertions, 2 deletions

diff --git a/usr/local/www/firewall_virtual_ip.php b/usr/local/www/firewall_virtual_ip.php
index 784d1bf..3a3cb3d 100755
--- a/usr/local/www/firewall_virtual_ip.php
+++ b/usr/local/www/firewall_virtual_ip.php
@@ -110,11 +110,13 @@ if ($_GET['act'] == "del") {
 		if (is_ipaddrv6($a_vip[$_GET['id']]['subnet'])) {
 			$is_ipv6 = true;
 			$subnet = gen_subnetv6($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
-			$if_subnet = gen_subnetv6(get_interface_ipv6($a_vip[$_GET['id']]['interface']), get_interface_subnetv6($a_vip[$_GET['id']]['interface']));
+			$if_subnet_bits = get_interface_subnetv6($a_vip[$_GET['id']]['interface']);
+			$if_subnet = gen_subnetv6(get_interface_ipv6($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
 		} else {
 			$is_ipv6 = false;
 			$subnet = gen_subnet($a_vip[$_GET['id']]['subnet'], $a_vip[$_GET['id']]['subnet_bits']);
-			$if_subnet = gen_subnet(get_interface_ip($a_vip[$_GET['id']]['interface']), get_interface_subnet($a_vip[$_GET['id']]['interface']));
+			$if_subnet_bits = get_interface_subnet($a_vip[$_GET['id']]['interface']);
+			$if_subnet = gen_subnet(get_interface_ip($a_vip[$_GET['id']]['interface']), $if_subnet_bits);
 		}
 
 		$subnet .= "/" . $a_vip[$_GET['id']]['subnet_bits'];