From: Cindy Lu lulu@redhat.com
commit bcef9356fc2e1302daf373c83c826aa27954d128 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: 776f395004d8 ("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 --- drivers/vhost/vdpa.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -316,7 +316,7 @@ static long vhost_vdpa_set_config_call(s 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;