md/raid5: fix miscalculation of 'end_sector' in raid5_read_one_chunk()

'end_sector' is compared to 'rdev->recovery_offset', which is offset to
rdev, however, commit e82ed3a ("md/raid6: refactor
raid5_read_one_chunk") changes the calculation of 'end_sector' to offset
to the array. Fix this miscalculation.

Fixes: e82ed3a ("md/raid6: refactor raid5_read_one_chunk")
Cc: [email protected] # v5.12+
Signed-off-by: Yu Kuai <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Song Liu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

Author: YuKuai-huawei

drivers/md/raid5.c

@@ -5516,7 +5516,7 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio)
 
 	sector = raid5_compute_sector(conf, raid_bio->bi_iter.bi_sector, 0,
 				      &dd_idx, NULL);
-	end_sector = bio_end_sector(raid_bio);
+	end_sector = sector + bio_sectors(raid_bio);
 
 	rcu_read_lock();
 	if (r5c_big_stripe_cached(conf, sector))