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

The file virtio_mmio.c has defined the function to_virtio_mmio_device,
so use it instead of container_of() to simply code. And remove
superfluous blank lines in this file.

Signed-off-by: Tang Bin <redacted>
---
  drivers/virtio/virtio_mmio.c | 16 +---------------
  1 file changed, 1 insertion(+), 15 deletions(-)

diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index 627ac0487..449d0f209 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c

@@ -69,14 +69,10 @@
  #include <uapi/linux/virtio_mmio.h>
  #include <linux/virtio_ring.h>
  
-
-

  /* The alignment to use between consumer and producer parts of vring.
   * Currently hardcoded to the page size. */
  #define VIRTIO_MMIO_VRING_ALIGN		PAGE_SIZE
  
-
-
  #define to_virtio_mmio_device(_plat_dev) \
  	container_of(_plat_dev, struct virtio_mmio_device, vdev)
  

@@ -100,8 +96,6 @@ struct virtio_mmio_vq_info {
  	struct list_head node;
  };
  
-
-
  /* Configuration interface */
  
  static u64 vm_get_features(struct virtio_device *vdev)

@@ -264,8 +258,6 @@ static void vm_reset(struct virtio_device *vdev)
  	writel(0, vm_dev->base + VIRTIO_MMIO_STATUS);
  }
  
-
-
  /* Transport interface */
  
  /* the notify function used when creating a virt queue */

@@ -307,8 +299,6 @@ static irqreturn_t vm_interrupt(int irq, void *opaque)
  	return ret;
  }
  
-
-
  static void vm_del_vq(struct virtqueue *vq)
  {
  	struct virtio_mmio_device *vm_dev = to_virtio_mmio_device(vq->vdev);

@@ -512,13 +502,11 @@ static const struct virtio_config_ops virtio_mmio_config_ops = {
  	.bus_name	= vm_bus_name,
  };
  
-
  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);

@@ -608,8 +596,6 @@ static int virtio_mmio_remove(struct platform_device *pdev)
  	return 0;
  }
  
-
-
  /* Devices list parameter */
  
  #if defined(CONFIG_VIRTIO_MMIO_CMDLINE_DEVICES)