From 64820ac6c6962f76d164fa690deaa688d59278e2 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Tue, 26 Jan 2021 15:52:46 +0100
Subject: nilfs2: remove cruft in nilfs_alloc_seg_bio

bio_alloc never returns NULL when it can sleep.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Acked-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
---
 fs/nilfs2/segbuf.c | 4 ----
 1 file changed, 4 deletions(-)

(limited to 'fs/nilfs2')

diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index 1a8729eded8b..1e75417bfe6e 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -386,10 +386,6 @@ static struct bio *nilfs_alloc_seg_bio(struct the_nilfs *nilfs, sector_t start,
 	struct bio *bio;
 
 	bio = bio_alloc(GFP_NOIO, nr_vecs);
-	if (bio == NULL) {
-		while (!bio && (nr_vecs >>= 1))
-			bio = bio_alloc(GFP_NOIO, nr_vecs);
-	}
 	if (likely(bio)) {
 		bio_set_dev(bio, nilfs->ns_bdev);
 		bio->bi_iter.bi_sector =
-- 
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