From 3d03e00edfa38f9d6308225df6fd4e5abbbba1ee Mon Sep 17 00:00:00 2001
From: Lior Okman <lior.okman@gmail.com>
Date: Wed, 9 May 2018 08:24:18 +0300
Subject: [PATCH] If SLAAC, don't fix the subnet based on the current address

---
 src/etc/inc/services.inc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/etc/inc/services.inc b/src/etc/inc/services.inc
index 4ffaabc95..f2cbf6438 100644
--- a/src/etc/inc/services.inc
+++ b/src/etc/inc/services.inc
@@ -301,7 +301,7 @@ function services_radvd_configure($blacklist = array())
 
         $ifcfgipv6 = get_interface_ipv6($if);
 
-        if (is_ipaddrv6($ifcfgipv6)) {
+        if ($autotype != 'slaac' && is_ipaddrv6($ifcfgipv6)) {
             $ifcfgsnv6 = get_interface_subnetv6($if);
             $subnetv6 = gen_subnetv6($ifcfgipv6, $ifcfgsnv6);
         }