diff mbox series

[v3,1/2] btrfs: replace INT_LIMIT(loff_t) with OFFSET_MAX

Message ID 20221125091358.1963-2-thunder.leizhen@huawei.com (mailing list archive)
State New
Headers show
Series fs: clear a UBSAN shift-out-of-bounds warning | expand

Commit Message

Leizhen (ThunderTown) Nov. 25, 2022, 9:13 a.m. UTC
OFFSET_MAX is self-annotated and more readable.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Acked-by: David Sterba <dsterba@suse.com>
Reviewed-by: Eric Biggers <ebiggers@google.com>
---
 fs/btrfs/ordered-data.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index e54f8280031fa14..100d9f4836b177d 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -761,11 +761,11 @@  int btrfs_wait_ordered_range(struct inode *inode, u64 start, u64 len)
 	struct btrfs_ordered_extent *ordered;
 
 	if (start + len < start) {
-		orig_end = INT_LIMIT(loff_t);
+		orig_end = OFFSET_MAX;
 	} else {
 		orig_end = start + len - 1;
-		if (orig_end > INT_LIMIT(loff_t))
-			orig_end = INT_LIMIT(loff_t);
+		if (orig_end > OFFSET_MAX)
+			orig_end = OFFSET_MAX;
 	}
 
 	/* start IO across the range first to instantiate any delalloc