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-rw-r--r--drivers/md/linear.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index 21014836bdbf..f03fabd2b37b 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -317,8 +317,7 @@ static void linear_make_request(struct mddev *mddev, struct bio *bio)
bio_io_error(bio);
return;
}
- if (unlikely(bio->bi_sector + (bio->bi_size >> 9) >
- tmp_dev->end_sector)) {
+ if (unlikely(bio_end_sector(bio) > tmp_dev->end_sector)) {
/* This bio crosses a device boundary, so we have to
* split it.
*/
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