pacemaker/SOURCES/007-memory-leak.patch

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2022-01-04 04:21:14 +00:00
From f491d9d5a7ed554fed985de356bb085fdec3421c Mon Sep 17 00:00:00 2001
From: Ken Gaillot <kgaillot@redhat.com>
Date: Tue, 7 Dec 2021 09:01:00 -0600
Subject: [PATCH] Fix: fencer: avoid memory leak when broadcasting history
differences
Regression introduced in 2.1.0 by dbc27b2
---
daemons/fenced/fenced_history.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/daemons/fenced/fenced_history.c b/daemons/fenced/fenced_history.c
index bc159383c..a9c57dc86 100644
--- a/daemons/fenced/fenced_history.c
+++ b/daemons/fenced/fenced_history.c
@@ -484,8 +484,6 @@ stonith_fence_history(xmlNode *msg, xmlNode **output,
!pcmk__str_eq(remote_peer, stonith_our_uname, pcmk__str_casei)) {
xmlNode *history = get_xpath_object("//" F_STONITH_HISTORY_LIST,
msg, LOG_NEVER);
- GHashTable *received_history =
- history?stonith_xml_history_to_list(history):NULL;
/* either a broadcast created directly upon stonith-API request
* or a diff as response to such a thing
@@ -497,6 +495,11 @@ stonith_fence_history(xmlNode *msg, xmlNode **output,
if (!history ||
!crm_is_true(crm_element_value(history,
F_STONITH_DIFFERENTIAL))) {
+ GHashTable *received_history = NULL;
+
+ if (history != NULL) {
+ received_history = stonith_xml_history_to_list(history);
+ }
out_history =
stonith_local_history_diff_and_merge(received_history, TRUE, NULL);
if (out_history) {
--
2.27.0