On 2024/12/5 18:41, Uwe Kleine-König wrote: > On Thu, Dec 05, 2024 at 08:10:13AM +0800, Zijun Hu wrote: >> diff --git a/arch/sparc/kernel/vio.c b/arch/sparc/kernel/vio.c >> index 07933d75ac815160a2580dce39fde7653a9502e1..1a1a9d6b8f2e8dfedefafde846315a06a167fbfb 100644 >> --- a/arch/sparc/kernel/vio.c >> +++ b/arch/sparc/kernel/vio.c >> @@ -419,13 +419,13 @@ struct vio_remove_node_data { >> u64 node; >> }; >> >> -static int vio_md_node_match(struct device *dev, void *arg) >> +static int vio_md_node_match(struct device *dev, const void *arg) >> { >> struct vio_dev *vdev = to_vio_dev(dev); >> - struct vio_remove_node_data *node_data; >> + const struct vio_remove_node_data *node_data; >> u64 node; >> >> - node_data = (struct vio_remove_node_data *)arg; existing code has such cast >> + node_data = (const struct vio_remove_node_data *)arg; > i just follow existing code here. > You can just drop the cast here. But maybe that is better be done i a > separate change. > agree, removing such casts may be another topic. >> node = vio_vdev_node(node_data->hp, vdev); >> > > Best regards > Uwe