Do not segfault in pdb_search_destructor if no real search was started

diff --git a/source3/passdb/pdb_interface.c b/source3/passdb/pdb_interface.c
index 340867a5a6f1a974eb8cf8ace013f69229586cb4..164e5853df63f19d5063cee68b0a3993601d9b38 100644 (file)
--- a/source3/passdb/pdb_interface.c
+++ b/source3/passdb/pdb_interface.c
@@ -1711,7 +1711,7 @@ static NTSTATUS pdb_default_lookup_names(struct pdb_methods *methods,
 
 static int pdb_search_destructor(struct pdb_search *search)
 {
-       if (!search->search_ended) {
+       if ((!search->search_ended) && (search->search_end != NULL)) {
                search->search_end(search);
        }
        return 0;
@@ -1733,6 +1733,7 @@ struct pdb_search *pdb_search_init(TALLOC_CTX *mem_ctx,
        result->num_entries = 0;
        result->cache_size = 0;
        result->search_ended = False;
+       result->search_end = NULL;
 
        /* Segfault appropriately if not initialized */
        result->next_entry = NULL;