On Mon, 11 Dec 2017 23:55:38 +0800
weiping zhang <zhangweiping@xxxxxxxxxxxxxxx> wrote:
> rproc_virtio_dev_release will be called iff virtio_device.dev's
> refer count became to 0. Here we should put vdev.dev, and then
> rproc->dev's cleanup will be done in rproc_virtio_dev_release.
>
> Signed-off-by: weiping zhang <zhangweiping@xxxxxxxxxxxxxxx>
> ---
> drivers/remoteproc/remoteproc_virtio.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/remoteproc/remoteproc_virtio.c b/drivers/remoteproc/remoteproc_virtio.c
> index 2946348..b0633fd 100644
> --- a/drivers/remoteproc/remoteproc_virtio.c
> +++ b/drivers/remoteproc/remoteproc_virtio.c
> @@ -327,7 +327,7 @@ int rproc_add_virtio_dev(struct rproc_vdev *rvdev, int id)
>
> ret = register_virtio_device(vdev);
> if (ret) {
> - put_device(&rproc->dev);
> + put_device(&vdev->dev);
> dev_err(dev, "failed to register vdev: %d\n", ret);
> goto out;
> }
Uh, rproc_vdev is really weird. It embeds a struct virtio_device, and
in addition a struct kref. At a glance, it seems to be correct, though.
Your change is more obviously sane.
Reviewed-by: Cornelia Huck <cohuck@xxxxxxxxxx>
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