[PATCH] bcache: remove the redundant judgment on bi_size

[Fengfei Xi]

The bi_size is unsigned int type data not less than 0,
so we can directly add bi_size without extra judgment

Signed-off-by: Fengfei Xi <xi.fengfei@xxxxxxx>
---
 drivers/md/bcache/request.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 6d1de889b..2788eec3a 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -423,9 +423,7 @@ static bool check_should_bypass(struct cached_dev *dc, struct bio *bio)
 	add_sequential(task);
 	i->sequential = 0;
 found:
-	if (i->sequential + bio->bi_iter.bi_size > i->sequential)
-		i->sequential	+= bio->bi_iter.bi_size;
-
+	i->sequential		+= bio->bi_iter.bi_size;
 	i->last			 = bio_end_sector(bio);
 	i->jiffies		 = jiffies + msecs_to_jiffies(5000);
 	task->sequential_io	 = i->sequential;
-- 
2.17.1