[PATCH 22/46] dmaengine: sudmac: use dmaenginem_async_device_register to simplify the code

[Huang Shijie]

Use dmaenginem_async_device_register to simplify the code:
	remove dma_async_device_unregister.
	remove label err_slave_reg

Signed-off-by: Huang Shijie <sjhuang@xxxxxxxxxxx>
---
 drivers/dma/sh/sudmac.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/dma/sh/sudmac.c b/drivers/dma/sh/sudmac.c
index 69b9564dc9d9..f861067edef4 100644
--- a/drivers/dma/sh/sudmac.c
+++ b/drivers/dma/sh/sudmac.c
@@ -376,7 +376,7 @@ static int sudmac_probe(struct platform_device *pdev)
 			goto chan_probe_err;
 	}
 
-	err = dma_async_device_register(&su_dev->shdma_dev.dma_dev);
+	err = dmaenginem_async_device_register(&su_dev->shdma_dev.dma_dev);
 	if (err < 0)
 		goto chan_probe_err;
 
@@ -393,9 +393,7 @@ static int sudmac_probe(struct platform_device *pdev)
 static int sudmac_remove(struct platform_device *pdev)
 {
 	struct sudmac_device *su_dev = platform_get_drvdata(pdev);
-	struct dma_device *dma_dev = &su_dev->shdma_dev.dma_dev;
 
-	dma_async_device_unregister(dma_dev);
 	sudmac_chan_remove(su_dev);
 	shdma_cleanup(&su_dev->shdma_dev);
 
-- 
2.17.1