linux-kernel - [RFC PATCH 07/10] vhost/vdpa: use vdpa_set

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Message-Id: <20210216094454.82106-8-sgarzare@redhat.com>
Date:   Tue, 16 Feb 2021 10:44:51 +0100
From:   Stefano Garzarella <sgarzare@...hat.com>
To:     virtualization@...ts.linux-foundation.org
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>
Subject: [RFC PATCH 07/10] vhost/vdpa: use vdpa_set_config()

Instead of calling the 'set_config' callback directly, we call the
new vdpa_set_config() helper which also checks the parameters.

Signed-off-by: Stefano Garzarella <sgarzare@...hat.com>
---
 drivers/vhost/vdpa.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index ef688c8c0e0e..cdd8f24168b2 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -236,7 +236,6 @@ static long vhost_vdpa_set_config(struct vhost_vdpa *v,
 				  struct vhost_vdpa_config __user *c)
 {
 	struct vdpa_device *vdpa = v->vdpa;
-	const struct vdpa_config_ops *ops = vdpa->config;
 	struct vhost_vdpa_config config;
 	unsigned long size = offsetof(struct vhost_vdpa_config, buf);
 	u8 *buf;
@@ -250,7 +249,7 @@ static long vhost_vdpa_set_config(struct vhost_vdpa *v,
 	if (IS_ERR(buf))
 		return PTR_ERR(buf);
 
-	ops->set_config(vdpa, config.off, buf, config.len);
+	vdpa_set_config(vdpa, config.off, buf, config.len);
 
 	kvfree(buf);
 	return 0;
-- 
2.29.2