On Fri, 2019-03-22 at 18:20 -0500, Parav Pandit wrote:
> Remove unused kref from the mdev_device structure.
>
> Fixes: 7b96953bc640 ("vfio: Mediated device Core driver")
> Signed-off-by: Parav Pandit <parav@xxxxxxxxxxxx>
> ---
> drivers/vfio/mdev/mdev_core.c | 1 -
> drivers/vfio/mdev/mdev_private.h | 1 -
> 2 files changed, 2 deletions(-)
>
> diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c
> index 4f213e4d..3d91f62 100644
> --- a/drivers/vfio/mdev/mdev_core.c
> +++ b/drivers/vfio/mdev/mdev_core.c
> @@ -311,7 +311,6 @@ int mdev_device_create(struct kobject *kobj, struct device
> *dev, uuid_le uuid)
> mutex_unlock(&mdev_list_lock);
>
> mdev->parent = parent;
> - kref_init(&mdev->ref);
>
> mdev->dev.parent = dev;
> mdev->dev.bus = &mdev_bus_type;
> diff --git a/drivers/vfio/mdev/mdev_private.h
> b/drivers/vfio/mdev/mdev_private.h
> index b5819b7..84b2b6c 100644
> --- a/drivers/vfio/mdev/mdev_private.h
> +++ b/drivers/vfio/mdev/mdev_private.h
> @@ -30,7 +30,6 @@ struct mdev_device {
> struct mdev_parent *parent;
> uuid_le uuid;
> void *driver_data;
> - struct kref ref;
> struct list_head next;
> struct kobject *type_kobj;
> bool active;
When develping my nvme-mdev driver, I'll seen that unused kref too.
Dead code has to go.
Reviewed-by: Maxim Levitsky <mlevitsk@xxxxxxxxxx>
Best regards,
Maxim Levitsky
