[PATCH v2] virtio-mmio: Use to_virtio_mmio_device() to simply code

[Tang Bin]

The file virtio_mmio.c has defined the function to_virtio_mmio_device,
so use it instead of container_of() to simply code.

Signed-off-by: Tang Bin <tang...@cmss.chinamobile.com>
---
Changes from v1
 - Separate the patch with style changes.
---
 drivers/virtio/virtio_mmio.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index 627ac0487..e530591cd 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -517,8 +517,7 @@ static void virtio_mmio_release_dev(struct device *_d)
 {
        struct virtio_device *vdev =
                        container_of(_d, struct virtio_device, dev);
-       struct virtio_mmio_device *vm_dev =
-                       container_of(vdev, struct virtio_mmio_device, vdev);
+       struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vdev);
        struct platform_device *pdev = vm_dev->pdev;
 
        devm_kfree(&pdev->dev, vm_dev);
-- 
2.20.1.windows.1