[PATCH 24/46] dmaengine: nbpfaxi: 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 e_dma_dev_unreg

Signed-off-by: Huang Shijie <sjhu...@iluvatar.ai>
---
 drivers/dma/nbpfaxi.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/nbpfaxi.c b/drivers/dma/nbpfaxi.c
index 8c7b2e8703da..def82e77f321 100644
--- a/drivers/dma/nbpfaxi.c
+++ b/drivers/dma/nbpfaxi.c
@@ -1437,18 +1437,16 @@ static int nbpf_probe(struct platform_device *pdev)
 
        nbpf_configure(nbpf);
 
-       ret = dma_async_device_register(dma_dev);
+       ret = dmaenginem_async_device_register(dma_dev);
        if (ret < 0)
                goto e_clk_off;
 
        ret = of_dma_controller_register(np, nbpf_of_xlate, nbpf);
        if (ret < 0)
-               goto e_dma_dev_unreg;
+               goto e_clk_off;
 
        return 0;
 
-e_dma_dev_unreg:
-       dma_async_device_unregister(dma_dev);
 e_clk_off:
        clk_disable_unprepare(nbpf->clk);
 
@@ -1471,7 +1469,6 @@ static int nbpf_remove(struct platform_device *pdev)
        }
 
        of_dma_controller_free(pdev->dev.of_node);
-       dma_async_device_unregister(&nbpf->dma_dev);
        clk_disable_unprepare(nbpf->clk);
 
        return 0;
-- 
2.17.1