acl: Free memory allocated with g_malloc() with g_free()

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/util/acl.c b/util/acl.c
index 21b2205..a7f33ff 100644
--- a/util/acl.c
+++ b/util/acl.c
@@ -103,8 +103,8 @@
     acl->defaultDeny = 1;
     QTAILQ_FOREACH_SAFE(entry, &acl->entries, next, next_entry) {
         QTAILQ_REMOVE(&acl->entries, entry, next);
-        free(entry->match);
-        free(entry);
+        g_free(entry->match);
+        g_free(entry);
     }
     acl->nentries = 0;
 }