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virtio-blk: Use kobj_to_dev() instead of container_of()

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Use kobj_to_dev() instead of container_of()

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Tian Tao 2020-08-21 09:19:15 +08:00 committed by Jens Axboe
parent c482398353
commit 4ce7906328
1 changed files with 1 additions and 1 deletions
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drivers/block/virtio_blk.c
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@ -646,7 +646,7 @@ 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;