zonefs: use bio_alloc in zonefs_file_dio_append

Use bio_alloc instead of open coding it.
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/zonefs/super.c

@@ -678,7 +678,7 @@ static ssize_t zonefs_file_dio_append(struct kiocb *iocb, struct iov_iter *from)
 	if (!nr_pages)
 		return 0;
 
-	bio = bio_alloc_bioset(GFP_NOFS, nr_pages, &fs_bio_set);
+	bio = bio_alloc(GFP_NOFS, nr_pages);
 	if (!bio)
 		return -ENOMEM;