File pacemaker-libcrmcluster-crm_strdup_printf-instead-of-calloc.patch of Package pacemaker.8397

commit a3c5044578be55f2b9fabf1f85d38f3ad4b1329a
Author: Ken Gaillot <kgaillot@redhat.com>
Date:   Tue Nov 28 08:58:23 2017 -0600

    Low: libcrmcluster: use crm_strdup_printf() instead of calloc()
    
    simplifies code, asserts on error, and allocates proper amount of memory

Index: pacemaker-1.1.16+20170320.77ea74d/lib/cluster/cluster.c
===================================================================
--- pacemaker-1.1.16+20170320.77ea74d.orig/lib/cluster/cluster.c
+++ pacemaker-1.1.16+20170320.77ea74d/lib/cluster/cluster.c
@@ -110,16 +110,7 @@ get_corosync_uuid(crm_node_t *node)
 
     } else if (!uname_is_uuid() && is_corosync_cluster()) {
         if (node->id > 0) {
-            int len = 32;
-            char *buffer = NULL;
-
-            buffer = calloc(1, (len + 1));
-            if (buffer != NULL) {
-                snprintf(buffer, len, "%u", node->id);
-            }
-
-            return buffer;
-
+            return crm_strdup_printf("%u", node->id);
         } else {
             crm_info("Node %s is not yet known by corosync", node->uname);
         }