nbd: replace sysfs_create_file() with device_create_file()

Signed-off-by: WANG Cong <amwang@redhat.com>
Cc: Paul Clements <Paul.Clements@steeleye.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index a928287..da98360 100644 (file)
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -406,9 +406,9 @@ static int nbd_do_it(struct nbd_device *lo)
        BUG_ON(lo->magic != LO_MAGIC);
 
        lo->pid = task_pid_nr(current);
-       ret = sysfs_create_file(&disk_to_dev(lo->disk)->kobj, &pid_attr.attr);
+       ret = device_create_file(disk_to_dev(lo->disk), &pid_attr);
        if (ret) {
-               printk(KERN_ERR "nbd: sysfs_create_file failed!");
+               printk(KERN_ERR "nbd: device_create_file failed!");
                lo->pid = 0;
                return ret;
        }
@@ -416,7 +416,7 @@ static int nbd_do_it(struct nbd_device *lo)
        while ((req = nbd_read_stat(lo)) != NULL)
                nbd_end_request(req);
 
-       sysfs_remove_file(&disk_to_dev(lo->disk)->kobj, &pid_attr.attr);
+       device_remove_file(disk_to_dev(lo->disk), &pid_attr);
        lo->pid = 0;
        return 0;
 }