From: Christoph Hellwig <hch@lst.de>
Date: Wed, 4 Aug 2021 11:56:27 +0200
Subject: [PATCH] virtio_blk: use bvec_virt
Git-commit: 358b348b9197b977276e0f034c474380565879e3
Patch-mainline: v5.15-rc1
References: jsc#PED-1183
Use bvec_virt instead of open coding it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Link: https://lore.kernel.org/r/20210804095634.460779-9-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/block/virtio_blk.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 4b49df2dfd23..767b4f72a54d 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -166,11 +166,8 @@ static inline void virtblk_request_done(struct request *req)
{
struct virtblk_req *vbr = blk_mq_rq_to_pdu(req);
- if (req->rq_flags & RQF_SPECIAL_PAYLOAD) {
- kfree(page_address(req->special_vec.bv_page) +
- req->special_vec.bv_offset);
- }
-
+ if (req->rq_flags & RQF_SPECIAL_PAYLOAD)
+ kfree(bvec_virt(&req->special_vec));
blk_mq_end_request(req, virtblk_result(vbr));
}
--
2.35.3