File pacemaker-crmd-message-clearing-failures.patch of Package pacemaker.14737

commit c339a4ce3a58664a3fd0f36d5859ea7a85c9fce8
Author: Ken Gaillot <kgaillot@redhat.com>
Date:   Thu Feb 16 18:08:51 2017 -0600

    Log: crmd: improve message when clearing failures
    
    This also involves a slight refactor to make future changes in failure handling
    easier.

Index: pacemaker/crmd/messages.c
===================================================================
--- pacemaker.orig/crmd/messages.c
+++ pacemaker/crmd/messages.c
@@ -629,6 +629,11 @@ handle_failcount_op(xmlNode * stored_msg
         rsc = ID(xml_rsc);
     }
 
+    if (rsc == NULL) {
+        crm_log_xml_warn(stored_msg, "invalid failcount op");
+        return I_NULL;
+    }
+
     uname = crm_element_value(stored_msg, XML_LRM_ATTR_TARGET);
     if (crm_element_value(stored_msg, XML_LRM_ATTR_ROUTER_NODE)) {
         is_remote_node = TRUE;