File bsc#1171372-0011-Fix-fencer-avoid-possible-use-of-NULL-when-parsing-m.patch of Package pacemaker.26413

From b93020dfea9d794aa2475f73957c90bebcc4d9ca Mon Sep 17 00:00:00 2001
From: "Gao,Yan" <ygao@suse.com>
Date: Sat, 9 May 2020 17:11:43 +0200
Subject: [PATCH 11/11] Fix: fencer: avoid possible use-of-NULL when parsing
 metadata

---
 fencing/commands.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

Index: pacemaker-1.1.18+20180430.b12c320f5/fencing/commands.c
===================================================================
--- pacemaker-1.1.18+20180430.b12c320f5.orig/fencing/commands.c
+++ pacemaker-1.1.18+20180430.b12c320f5/fencing/commands.c
@@ -960,8 +960,11 @@ build_device_from_xml(xmlNode * msg)
     device->aliases = build_port_aliases(value, &(device->targets));
 
     device->agent_metadata = get_agent_metadata(device->agent);
-    read_action_metadata(device);
-    set_bit(device->flags, stonith__device_parameter_flags(device->agent_metadata));
+    if (device->agent_metadata) {
+        read_action_metadata(device);
+        set_bit(device->flags,
+                stonith__device_parameter_flags(device->agent_metadata));
+    }
 
     value = g_hash_table_lookup(device->params, "nodeid");
     if (!value) {