From 6f719cbe0c8b3b8a14b403b9e60fdb565fd829fe Mon Sep 17 00:00:00 2001
From: Kent Overstreet <kent.overstreet@linux.dev>
Date: Tue, 16 Jul 2024 20:20:21 -0400
Subject: [PATCH] bcachefs: Fix integer overflow on trans->nr_updates
We can't have more updates than paths, so btree_path_idx_t is the
correct type to use.
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
---
fs/bcachefs/btree_types.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/bcachefs/btree_types.h b/fs/bcachefs/btree_types.h
index 79898f6877726..b256b2a20a4f8 100644
--- a/fs/bcachefs/btree_types.h
+++ b/fs/bcachefs/btree_types.h
@@ -477,8 +477,8 @@ struct btree_trans {
btree_path_idx_t nr_sorted;
btree_path_idx_t nr_paths;
btree_path_idx_t nr_paths_max;
+ btree_path_idx_t nr_updates;
u8 fn_idx;
- u8 nr_updates;
u8 lock_must_abort;
bool lock_may_not_fail:1;
bool srcu_held:1;
--
GitLab