linux-kernel - [PATCH] virtio_ring: remove unused variable in virtqueue

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Message-ID: <20220520070740.7151-1-liubo03@inspur.com>
Date:   Fri, 20 May 2022 03:07:40 -0400
From:   Bo Liu <liubo03@...pur.com>
To:     <mst@...hat.com>, <jasowang@...hat.com>
CC:     <virtualization@...ts.linux-foundation.org>,
        <linux-kernel@...r.kernel.org>, Bo Liu <liubo03@...pur.com>
Subject: [PATCH] virtio_ring: remove unused variable in virtqueue_add()

The parameter vq in virtqueue_add() is useless, so remove it.

Signed-off-by: Bo Liu <liubo03@...pur.com>
---
 drivers/virtio/virtio_ring.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index cfb028ca238e..7368e4394069 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1782,8 +1782,6 @@ static inline int virtqueue_add(struct virtqueue *_vq,
 				void *ctx,
 				gfp_t gfp)
 {
-	struct vring_virtqueue *vq = to_vvq(_vq);
-
 	return vq->packed_ring ? virtqueue_add_packed(_vq, sgs, total_sg,
 					out_sgs, in_sgs, data, ctx, gfp) :
 				 virtqueue_add_split(_vq, sgs, total_sg,
-- 
2.27.0