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Date:   Tue, 12 Jan 2021 10:46:48 +0800
From:   Cindy Lu <lulu@...hat.com>
To:     lulu@...hat.com, jasowang@...hat.com, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        lingshan.zhu@...el.com
Subject: [PATCH v1] vhost_vdpa: fix the problem in vhost_vdpa_set_config_call

in vhost_vdpa_set_config_call, the cb.private should be vhost_vdpa.
this cb.private will finally use in vhost_vdpa_config_cb as
vhost_vdpa.Fix this issue

Signed-off-by: Cindy Lu <lulu@...hat.com>
---
 drivers/vhost/vdpa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index ef688c8c0e0e..3fbb9c1f49da 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -319,7 +319,7 @@ static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp)
 	struct eventfd_ctx *ctx;
 
 	cb.callback = vhost_vdpa_config_cb;
-	cb.private = v->vdpa;
+	cb.private = v;
 	if (copy_from_user(&fd, argp, sizeof(fd)))
 		return  -EFAULT;
 
-- 
2.21.3

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