Messages in this thread | | | Date | Thu, 22 Aug 2013 09:31:16 +0900 | From | Simon Horman <> | Subject | Re: [PATCH] dma: sh: remove unnecessary platform_set_drvdata() |
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On Wed, Aug 21, 2013 at 06:45:35PM +0900, Jingoo Han wrote: > The driver core clears the driver data to NULL after device_release > or on probe failure. Thus, it is not needed to manually clear the > device driver data to NULL.
Acked-by: Simon Horman <horms+renesas@verge.net.au>
Vinod, could you take this?
> > Signed-off-by: Jingoo Han <jg1.han@samsung.com> > --- > drivers/dma/sh/shdma.c | 3 --- > drivers/dma/sh/sudmac.c | 2 -- > 2 files changed, 5 deletions(-) > > diff --git a/drivers/dma/sh/shdma.c b/drivers/dma/sh/shdma.c > index 211e2f1..208de0f 100644 > --- a/drivers/dma/sh/shdma.c > +++ b/drivers/dma/sh/shdma.c > @@ -873,7 +873,6 @@ rst_err: > pm_runtime_put(&pdev->dev); > pm_runtime_disable(&pdev->dev); > > - platform_set_drvdata(pdev, NULL); > shdma_cleanup(&shdev->shdma_dev); > eshdma: > if (dmars) > @@ -917,8 +916,6 @@ static int sh_dmae_remove(struct platform_device *pdev) > iounmap(shdev->dmars); > iounmap(shdev->chan_reg); > > - platform_set_drvdata(pdev, NULL); > - > synchronize_rcu(); > kfree(shdev); > > diff --git a/drivers/dma/sh/sudmac.c b/drivers/dma/sh/sudmac.c > index c494417..23fffc8 100644 > --- a/drivers/dma/sh/sudmac.c > +++ b/drivers/dma/sh/sudmac.c > @@ -393,7 +393,6 @@ static int sudmac_probe(struct platform_device *pdev) > chan_probe_err: > sudmac_chan_remove(su_dev); > > - platform_set_drvdata(pdev, NULL); > shdma_cleanup(&su_dev->shdma_dev); > > return err; > @@ -407,7 +406,6 @@ static int sudmac_remove(struct platform_device *pdev) > dma_async_device_unregister(dma_dev); > sudmac_chan_remove(su_dev); > shdma_cleanup(&su_dev->shdma_dev); > - platform_set_drvdata(pdev, NULL); > > return 0; > } > -- > 1.7.10.4 > >
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