[PATCH] virtio: refactor to use drv_to_virtio

[Michael S. Tsirkin]

Use drv_to_virtio instead of open-coding it.
Fix whitespace damage introduced by
	virtio: unify config_changed handling

Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
---

Note: I'll probably smash this into the previous patch.

 drivers/virtio/virtio.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c
index 470b74f..3980687 100644
--- a/drivers/virtio/virtio.c
+++ b/drivers/virtio/virtio.c
@@ -241,8 +241,7 @@ EXPORT_SYMBOL_GPL(unregister_virtio_device);
 
 void virtio_config_changed(struct virtio_device *dev)
 {
-        struct virtio_driver *drv = container_of(dev->dev.driver,
-						 struct virtio_driver, driver);
+	struct virtio_driver *drv = drv_to_virtio(dev->dev.driver);
 
 	if (drv && drv->config_changed)
 		drv->config_changed(dev);
-- 
MST
--
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