linux-kernel - [PATCH] virtio: replace constant parameter '1' with num

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Message-Id: <1607428671-4802-1-git-send-email-liush@allwinnertech.com>
Date:   Tue,  8 Dec 2020 19:57:51 +0800
From:   liush <liush@...winnertech.com>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org, liush <liush@...winnertech.com>
Subject: [PATCH] virtio: replace constant parameter '1' with num

'num' can represent the value of out_sgs(in_sags), no need to pass 
in constant parameters in 'virtqueue_add'.

Signed-off-by: liush <liush@...winnertech.com>
---
 drivers/virtio/virtio_ring.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index becc776..7583f8b 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -1760,7 +1760,7 @@ int virtqueue_add_outbuf(struct virtqueue *vq,
 			 void *data,
 			 gfp_t gfp)
 {
-	return virtqueue_add(vq, &sg, num, 1, 0, data, NULL, gfp);
+	return virtqueue_add(vq, &sg, num, num, 0, data, NULL, gfp);
 }
 EXPORT_SYMBOL_GPL(virtqueue_add_outbuf);
 
@@ -1782,7 +1782,7 @@ int virtqueue_add_inbuf(struct virtqueue *vq,
 			void *data,
 			gfp_t gfp)
 {
-	return virtqueue_add(vq, &sg, num, 0, 1, data, NULL, gfp);
+	return virtqueue_add(vq, &sg, num, 0, num, data, NULL, gfp);
 }
 EXPORT_SYMBOL_GPL(virtqueue_add_inbuf);
 
-- 
2.7.4