nbd: use task_pid_nr() to get current pid

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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index f533f3375e24..a928287177fd 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -405,7 +405,7 @@ static int nbd_do_it(struct nbd_device *lo)
 
         BUG_ON(lo->magic != LO_MAGIC);
 
-        lo->pid = current->pid;
+        lo->pid = task_pid_nr(current);
         ret = sysfs_create_file(&disk_to_dev(lo->disk)->kobj, &pid_attr.attr);
         if (ret) {
                 printk(KERN_ERR "nbd: sysfs_create_file failed!");