# \[PATCH v2 3/9\] dmaengine: st\_fdma: use dmaenginem\_async\_device\_register to simplify the code

- From: Huang Shijie \<hidden\>
- Date: 2018-08-06 09:22:59 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2018/08/8771936
- Thread: https://ratatoskr.run/linux-arm-kernel/2018/08/8771933/t.md

```text
On Mon, Aug 06, 2018 at 11:03:51AM +0200, Daniel Mack wrote:
> > -	ret = dma_async_device_register(&fdev->dma_device);
> > +	ret = dmaenginem_async_device_register(&fdev->dma_device);
> >   	if (ret) {
> >   		dev_err(&pdev->dev,
> >   			"Failed to register DMA device (%d)\n", ret);
> > @@ -852,7 +852,6 @@ static int st_fdma_probe(struct platform_device *pdev)
> >   	return 0;
> >   err_dma_dev:
> > -	dma_async_device_unregister(&fdev->dma_device);
> 
> I guess the jump label can go away too?
Yes. 

We can remove the err_dma_dev too.

Thanks
Huang Shijie
```