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vhost-vdpa: Fix the wrong input in config_cb

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commit bcef9356fc upstream.

Fix the wrong input in for config_cb. In function vhost_vdpa_config_cb,
the input cb.private was used as struct vhost_vdpa, so the input was
wrong here, fix this issue

Fixes: 776f395004 ("vhost_vdpa: Support config interrupt in vdpa")
Signed-off-by: Cindy Lu <lulu@redhat.com>
Link: https://lore.kernel.org/r/20210929090933.20465-1-lulu@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Cindy Lu 2021-09-29 17:09:33 +08:00 • committed by Greg Kroah-Hartman
commit ba39f55952
1 changed files with 1 additions and 1 deletions
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2
drivers/vhost/vdpa.c
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@ -325,7 +325,7 @@ 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;