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virtio: use dev_to_virtio wrapper in virtio

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Use dev_to_virtio wrapper in virtio to make code clearly.

Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Signed-off-by: Wanlong Gao <gaowanlong@cn.fujitsu.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Wanlong Gao
2012-12-11 11:04:50 +10:30
committed by Rusty Russell
parent 40f9938c4c
commit 9bffdca8c6
2 changed files with 14 additions and 11 deletions
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6
include/linux/virtio.h
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@@ -85,7 +85,11 @@ struct virtio_device {
void *priv;
};
#define dev_to_virtio(dev) container_of(dev, struct virtio_device, dev)
static inline struct virtio_device *dev_to_virtio(struct device *_dev)
{
return container_of(_dev, struct virtio_device, dev);
}
int register_virtio_device(struct virtio_device *dev);
void unregister_virtio_device(struct virtio_device *dev);