bcachefs: Add missing path_traverse() to btree_iter_next_node()

This fixes a bug exposed by the next path - we pop an assert in
path_set_should_be_locked().

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

diff --git a/fs/bcachefs/btree_iter.c b/fs/bcachefs/btree_iter.c
index 36872207f09b22ac597d18b87e18ece7b07a92fc..aa8a049071f410d05fcfdd6d85d3ef1f0329948c 100644 (file)
--- a/fs/bcachefs/btree_iter.c
+++ b/fs/bcachefs/btree_iter.c
@@ -1921,6 +1921,11 @@ struct btree *bch2_btree_iter_next_node(struct btree_iter *iter)
        bch2_trans_verify_not_in_restart(trans);
        bch2_btree_iter_verify(iter);
 
+       ret = bch2_btree_path_traverse(trans, iter->path, iter->flags);
+       if (ret)
+               goto err;
+
+
        struct btree_path *path = btree_iter_path(trans, iter);
 
        /* already at end? */