Commit a2160813 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

rnbd-srv: use bio_add_virt_nofail 



Use the bio_add_virt_nofail to add a single kernel virtual address
to a bio as that can't fail.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarJack Wang <jinpu.wang@ionos.com>
Reviewed-by: default avatarDamien Le Moal <dlemoal@kernel.org>
Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20250507120451.4000627-10-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 23f5d69d

drivers/block/rnbd/rnbd-srv.c

+1 −6
Original line number Diff line number Diff line
@@ -147,12 +147,7 @@ static int process_rdma(struct rnbd_srv_session *srv_sess, 


	bio = bio_alloc(file_bdev(sess_dev->bdev_file), 1,

			rnbd_to_bio_flags(le32_to_cpu(msg->rw)), GFP_KERNEL);

	if (bio_add_page(bio, virt_to_page(data), datalen,

			offset_in_page(data)) != datalen) {

		rnbd_srv_err_rl(sess_dev, "Failed to map data to bio\n");

		err = -EINVAL;

		goto bio_put;

	}

	bio_add_virt_nofail(bio, data, datalen);



	bio->bi_opf = rnbd_to_bio_flags(le32_to_cpu(msg->rw));

	if (bio_has_data(bio) &&