File pacemaker-libpe_status-memory-leak-counting-failures.patch of Package pacemaker

commit 06e76746df56ce1584e42b5d05ef060ecbe4e14d
Author: Ken Gaillot <kgaillot@redhat.com>
Date:   Thu Mar 23 14:06:51 2017 -0500

    Fix: libpe_status: avoid memory leak when counting failures

diff --git a/lib/pengine/failcounts.c b/lib/pengine/failcounts.c
index cee0edfdd..8ce69eef6 100644
--- a/lib/pengine/failcounts.c
+++ b/lib/pengine/failcounts.c
@@ -185,6 +185,7 @@ rsc_fail_name(resource_t *rsc)
  * \param[out] re        Where to store resulting regular expression
  *
  * \note Fail attributes are named like PREFIX-RESOURCE#OP_INTERVAL.
+ *       The caller is responsible for freeing re with regfree().
  */
 static void
 generate_fail_regex(const char *prefix, const char *rsc_name,
@@ -215,9 +216,12 @@ generate_fail_regex(const char *prefix, const char *rsc_name,
  * \internal
  * \brief Compile regular expressions to match failure-related node attributes
  *
- * \param[in]  rsc       Resource being checked for failures
- * \param[in]  data_set  Data set (for CRM feature set version)
- * \param[out] re        Where to store resulting regular expression
+ * \param[in]  rsc             Resource being checked for failures
+ * \param[in]  data_set        Data set (for CRM feature set version)
+ * \param[out] failcount_re    Storage for regular expression for fail count
+ * \param[out] lastfailure_re  Storage for regular expression for last failure
+ *
+ * \note The caller is responsible for freeing the expressions with regfree().
  */
 static void
 generate_fail_regexes(resource_t *rsc, pe_working_set_t *data_set,
@@ -259,6 +263,9 @@ get_failcount_full(node_t *node, resource_t *rsc, time_t *last_failure,
         }
     }
 
+    regfree(&failcount_re);
+    regfree(&lastfailure_re);
+
     if ((failcount > 0) && (last > 0) && (last_failure != NULL)) {
         *last_failure = last;
     }