Re:Re: [PATCH] drivers\block: Use kobj_to_dev() API

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Subject: Re: [PATCH] drivers\block: Use kobj_to_dev() API>On Fri, Jun 12, 2020 at 03:10:56PM +0800, Wang Qing wrote:
>> Use kobj_to_dev() API instead of container_of().
>> 
>> Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
>> ---
>>  drivers/block/virtio_blk.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>  mode change 100644 => 100755 drivers/block/virtio_blk.c
>
>
>Subject should probably use "/". Besides that - trivial tree?
Sorry, I will modify subject using "/". But what do you mean about trivial tree?
>
>> 
>> 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
>