File bsc#1211678-0007-Low-tools-avoid-insignificant-memory-leaks.patch of Package pacemaker.34782

From bee54eba4d9c28d3a7907a3e13a5deeee6bc0916 Mon Sep 17 00:00:00 2001
From: Ken Gaillot <kgaillot@redhat.com>
Date: Tue, 27 Jul 2021 11:01:04 -0500
Subject: [PATCH 7/8] Low: tools: avoid (insignificant) memory leaks

detected by valgrind
---
 tools/crmadmin.c |  2 ++
 tools/crm_diff.c                     |  2 +-
 tools/crm_resource.c                 | 33 +++++++++++++++++-----------
 tools/crm_resource_ban.c             |  2 +-
 4 files changed, 24 insertions(+), 15 deletions(-)

Index: pacemaker-2.0.5+20201202.ba59be712/tools/crmadmin.c
===================================================================
--- pacemaker-2.0.5+20201202.ba59be712.orig/tools/crmadmin.c
+++ pacemaker-2.0.5+20201202.ba59be712/tools/crmadmin.c
@@ -350,6 +350,7 @@ list_nodes()
     }
     rc = the_cib->cmds->signon(the_cib, crm_system_name, cib_command);
     if (rc != pcmk_ok) {
+        cib_delete(the_cib);
         return pcmk_legacy2rc(rc);
     }
 
@@ -360,6 +361,7 @@ list_nodes()
         free_xml(output);
     }
     the_cib->cmds->signoff(the_cib);
+    cib_delete(the_cib);
     return pcmk_legacy2rc(rc);
 }
 
Index: pacemaker-2.0.5+20201202.ba59be712/tools/crm_diff.c
===================================================================
--- pacemaker-2.0.5+20201202.ba59be712.orig/tools/crm_diff.c
+++ pacemaker-2.0.5+20201202.ba59be712/tools/crm_diff.c
@@ -395,5 +395,5 @@ done:
     free(options.xml_file_2);
     free_xml(object_1);
     free_xml(object_2);
-    return crm_errno2exit(rc);
+    crm_exit(crm_errno2exit(rc));
 }
Index: pacemaker-2.0.5+20201202.ba59be712/tools/crm_resource.c
===================================================================
--- pacemaker-2.0.5+20201202.ba59be712.orig/tools/crm_resource.c
+++ pacemaker-2.0.5+20201202.ba59be712/tools/crm_resource.c
@@ -1044,6 +1044,8 @@ clear_constraints(xmlNodePtr *cib_xml_co
             g_set_error(&error, PCMK__RC_ERROR, rc,
                         "Could not get modified CIB: %s\n", pcmk_strerror(rc));
             g_list_free(before);
+            free_xml(*cib_xml_copy);
+            *cib_xml_copy = NULL;
             return rc;
         }
 
@@ -1237,28 +1239,33 @@ populate_working_set(xmlNodePtr *cib_xml
 
     if (options.xml_file != NULL) {
         *cib_xml_copy = filename2xml(options.xml_file);
+        if (*cib_xml_copy == NULL) {
+            rc = pcmk_rc_cib_corrupt;
+        }
     } else {
         rc = cib_conn->cmds->query(cib_conn, NULL, cib_xml_copy, cib_scope_local | cib_sync_call);
         rc = pcmk_legacy2rc(rc);
     }
 
-    if(rc != pcmk_rc_ok) {
-        return rc;
+    if (rc == pcmk_rc_ok) {
+        data_set = pe_new_working_set();
+        if (data_set == NULL) {
+            rc = ENOMEM;
+        } else {
+            pe__set_working_set_flags(data_set,
+                                      pe_flag_no_counts|pe_flag_no_compat);
+            rc = update_working_set_xml(data_set, cib_xml_copy);
+        }
     }
 
-    /* Populate the working set instance */
-    data_set = pe_new_working_set();
-    if (data_set == NULL) {
-        rc = ENOMEM;
+    if (rc != pcmk_rc_ok) {
+        free_xml(*cib_xml_copy);
+        *cib_xml_copy = NULL;
         return rc;
     }
 
-    pe__set_working_set_flags(data_set, pe_flag_no_counts|pe_flag_no_compat);
-    rc = update_working_set_xml(data_set, cib_xml_copy);
-    if (rc == pcmk_rc_ok) {
-        cluster_status(data_set);
-    }
-    return rc;
+    cluster_status(data_set);
+    return pcmk_rc_ok;
 }
 
 static int
Index: pacemaker-2.0.5+20201202.ba59be712/tools/crm_resource_ban.c
===================================================================
--- pacemaker-2.0.5+20201202.ba59be712.orig/tools/crm_resource_ban.c
+++ pacemaker-2.0.5+20201202.ba59be712/tools/crm_resource_ban.c
@@ -277,7 +277,7 @@ resource_clear_node_in_location(const ch
         rc = pcmk_legacy2rc(rc);
     }
 
-    free(fragment);
+    free_xml(fragment);
     return rc;
 }