linux-kernel - [PATCH v2] virtio-mmio: Use to_virtio_mmio

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Date:   Mon, 22 Feb 2021 13:57:24 +0800
From:   Tang Bin <tangbin@...s.chinamobile.com>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org,
        Tang Bin <tangbin@...s.chinamobile.com>
Subject: [PATCH v2] 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.

Signed-off-by: Tang Bin <tangbin@...s.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