From 8c745a95960972e43c82d13ac86f350291c8ffb6 Mon Sep 17 00:00:00 2001
From: "marchenkov.s" <marchenkov.s.d@gmail.com>
Date: Sun, 11 Aug 2024 22:27:04 +0300
Subject: [PATCH] B #6692: Check VMGroupRole in Inter-role Anti-affinity rules

Add a check before dereferencing the group roles pointer.

(cherry picked from commit 48bab98a255eb9b335a18f21151b67747682fa00)
(cherry picked from commit 1607b4a0145c97fbb43f621822dd452d10a1dd5f)
---
 src/scheduler/src/pool/VMGroupXML.cc | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/scheduler/src/pool/VMGroupXML.cc b/src/scheduler/src/pool/VMGroupXML.cc
index 067ff39e16..7f4b9ecebb 100644
--- a/src/scheduler/src/pool/VMGroupXML.cc
+++ b/src/scheduler/src/pool/VMGroupXML.cc
@@ -176,6 +176,11 @@ void VMGroupXML::set_antiaffinity_requirements(VirtualMachinePoolXML * vmpool,
 
             VMGroupRole * r = roles.get(i);
 
+            if ( r == 0 )
+            {
+                continue;
+            }
+
             const std::set<int>& vms = r->get_vms();
 
             for ( auto vm_id : vms )