From 616c6a6884e273349cda19483dfd7f5b7fd3da52 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Tue, 26 Jan 2021 15:52:32 +0100
Subject: [PATCH] btrfs: use bio_kmalloc in __alloc_device

Use bio_kmalloc instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
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/btrfs/volumes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 0a6de859eb22..584ba093cf49 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -421,7 +421,7 @@ static struct btrfs_device *__alloc_device(struct btrfs_fs_info *fs_info)
 	 * Preallocate a bio that's always going to be used for flushing device
 	 * barriers and matches the device lifespan
 	 */
-	dev->flush_bio = bio_alloc_bioset(GFP_KERNEL, 0, NULL);
+	dev->flush_bio = bio_kmalloc(GFP_KERNEL, 0);
 	if (!dev->flush_bio) {
 		kfree(dev);
 		return ERR_PTR(-ENOMEM);
-- 
2.20.1