librb: radixtree: fix iteration restarting

STATE_CUR(state) = NULL causes rb_radixtree_foreach_next() to fail,
instead set both state pointers to the same address.

diff --git a/librb/src/radixtree.c b/librb/src/radixtree.c
index bc2fca5c93cf6525cf41bd4d846c65b43e8a4ccc..89ed0006c552debaa5e5184f6bb4486ed3fcc7c0 100644 (file)
--- a/librb/src/radixtree.c
+++ b/librb/src/radixtree.c
@@ -639,8 +639,8 @@ rb_radixtree_foreach_start_from(rb_radixtree *dtree, rb_radixtree_iteration_stat
 
        if (key != NULL)
        {
-               STATE_CUR(state) = NULL;
                STATE_NEXT(state) = rb_radixtree_elem_find(dtree, key, 1);
+               STATE_CUR(state) = STATE_NEXT(state);
 
                /* make STATE_CUR point to selected item and STATE_NEXT point to
                 * next item in the tree */