diff options
Diffstat (limited to 'fs/bcachefs/btree_node_scan.c')
| -rw-r--r-- | fs/bcachefs/btree_node_scan.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/bcachefs/btree_node_scan.c b/fs/bcachefs/btree_node_scan.c index b28c649c6838..a7aedb134e9f 100644 --- a/fs/bcachefs/btree_node_scan.c +++ b/fs/bcachefs/btree_node_scan.c @@ -171,6 +171,9 @@ static void try_read_btree_node(struct find_btree_nodes *f, struct bch_dev *ca, if (BTREE_NODE_LEVEL(bn) >= BTREE_MAX_DEPTH) return; + if (BTREE_NODE_ID(bn) >= BTREE_ID_NR_MAX) + return; + rcu_read_lock(); struct found_btree_node n = { .btree_id = BTREE_NODE_ID(bn), @@ -275,7 +278,7 @@ static int read_btree_nodes(struct find_btree_nodes *f) w->ca = ca; t = kthread_run(read_btree_nodes_worker, w, "read_btree_nodes/%s", ca->name); - ret = IS_ERR_OR_NULL(t); + ret = PTR_ERR_OR_ZERO(t); if (ret) { percpu_ref_put(&ca->io_ref); closure_put(&cl); |