diff --git a/main/hashtab.c b/main/hashtab.c
index c08880c69c..5d54fb7aa3 100644
--- a/main/hashtab.c
+++ b/main/hashtab.c
@@ -746,6 +746,8 @@ struct ast_hashtab_iter *ast_hashtab_start_write_traversal(struct ast_hashtab *t
 
 void ast_hashtab_end_traversal(struct ast_hashtab_iter *it)
 {
+	if (!it)
+		return;
 	if (it->tab->do_locking)
 		ast_rwlock_unlock(&it->tab->lock);
 	free(it);