linux-kernel - [PATCH] drivers\block: Use kobj_to

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Message-Id: <1591945856-14749-1-git-send-email-wangqing@vivo.com>
Date:   Fri, 12 Jun 2020 15:10:56 +0800
From:   Wang Qing <wangqing@...o.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Stefan Hajnoczi <stefanha@...hat.com>,
        Jens Axboe <axboe@...nel.dk>,
        virtualization@...ts.linux-foundation.org,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Wang Qing <wangqing@...o.com>
Subject: [PATCH] drivers\block: Use kobj_to_dev() API

Use kobj_to_dev() API instead of container_of().

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 drivers/block/virtio_blk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
 mode change 100644 => 100755 drivers/block/virtio_blk.c

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 9d21bf0..c808405
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -630,7 +630,7 @@ static struct attribute *virtblk_attrs[] = {
 static umode_t virtblk_attrs_are_visible(struct kobject *kobj,
 		struct attribute *a, int n)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct gendisk *disk = dev_to_disk(dev);
 	struct virtio_blk *vblk = disk->private_data;
 	struct virtio_device *vdev = vblk->vdev;
-- 
2.7.4