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* [PATCH] virtio: pci: remove unnecessary pci_set_drvdata()
@ 2013-11-25  3:23 Jingoo Han
  2013-12-01 10:37 ` Rusty Russell
  0 siblings, 1 reply; 2+ messages in thread
From: Jingoo Han @ 2013-11-25  3:23 UTC (permalink / raw)
  To: 'Rusty Russell'
  Cc: 'Jingoo Han', 'Michael S. Tsirkin',
	'Andrew Vagin', virtualization

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.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/virtio/virtio_pci.c |    2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index a37c699..a416f9b 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -742,7 +742,6 @@ static int virtio_pci_probe(struct pci_dev *pci_dev,
 	return 0;
 
 out_set_drvdata:
-	pci_set_drvdata(pci_dev, NULL);
 	pci_iounmap(pci_dev, vp_dev->ioaddr);
 out_req_regions:
 	pci_release_regions(pci_dev);
@@ -760,7 +759,6 @@ static void virtio_pci_remove(struct pci_dev *pci_dev)
 	unregister_virtio_device(&vp_dev->vdev);
 
 	vp_del_vqs(&vp_dev->vdev);
-	pci_set_drvdata(pci_dev, NULL);
 	pci_iounmap(pci_dev, vp_dev->ioaddr);
 	pci_release_regions(pci_dev);
 	pci_disable_device(pci_dev);
-- 
1.7.10.4

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] virtio: pci: remove unnecessary pci_set_drvdata()
  2013-11-25  3:23 [PATCH] virtio: pci: remove unnecessary pci_set_drvdata() Jingoo Han
@ 2013-12-01 10:37 ` Rusty Russell
  0 siblings, 0 replies; 2+ messages in thread
From: Rusty Russell @ 2013-12-01 10:37 UTC (permalink / raw)
  Cc: 'Jingoo Han', 'Michael S. Tsirkin',
	'Andrew Vagin', virtualization

Jingoo Han <jg1.han@samsung.com> writes:
> 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.
>
> Signed-off-by: Jingoo Han <jg1.han@samsung.com>

Applied.

Thanks,
Rusty.

> ---
>  drivers/virtio/virtio_pci.c |    2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
> index a37c699..a416f9b 100644
> --- a/drivers/virtio/virtio_pci.c
> +++ b/drivers/virtio/virtio_pci.c
> @@ -742,7 +742,6 @@ static int virtio_pci_probe(struct pci_dev *pci_dev,
>  	return 0;
>  
>  out_set_drvdata:
> -	pci_set_drvdata(pci_dev, NULL);
>  	pci_iounmap(pci_dev, vp_dev->ioaddr);
>  out_req_regions:
>  	pci_release_regions(pci_dev);
> @@ -760,7 +759,6 @@ static void virtio_pci_remove(struct pci_dev *pci_dev)
>  	unregister_virtio_device(&vp_dev->vdev);
>  
>  	vp_del_vqs(&vp_dev->vdev);
> -	pci_set_drvdata(pci_dev, NULL);
>  	pci_iounmap(pci_dev, vp_dev->ioaddr);
>  	pci_release_regions(pci_dev);
>  	pci_disable_device(pci_dev);
> -- 
> 1.7.10.4

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2013-12-01 10:37 UTC | newest]

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2013-11-25  3:23 [PATCH] virtio: pci: remove unnecessary pci_set_drvdata() Jingoo Han
2013-12-01 10:37 ` Rusty Russell

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