dmaengine: stm32-mdma: use dmaenginem_async_device_register to simplify the code

Use dmaenginem_async_device_register to simplify the code:
	remove dma_async_device_unregister.

Acked-by: Pierre-Yves MORDRET <[email protected]>
Signed-off-by: Huang Shijie <[email protected]>
Signed-off-by: Vinod Koul <[email protected]>

diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c
index 06dd1725375e514710c245305069d61586ac2961..390e4cae0e1a5519a12fb4ba47401633a5c42b3a 100644 (file)
--- a/drivers/dma/stm32-mdma.c
+++ b/drivers/dma/stm32-mdma.c
@@ -1656,7 +1656,7 @@ static int stm32_mdma_probe(struct platform_device *pdev)
                return ret;
        }
 
-       ret = dma_async_device_register(dd);
+       ret = dmaenginem_async_device_register(dd);
        if (ret)
                return ret;
 
@@ -1674,8 +1674,6 @@ static int stm32_mdma_probe(struct platform_device *pdev)
        return 0;
 
 err_unregister:
-       dma_async_device_unregister(dd);
-
        return ret;
 }