We should hang onto bdev until we're done with it.
Signed-off-by: Andrew Jones <drjones@redhat.com>
[v1: Fixed up git commit description]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
mutex_lock(&blkfront_mutex);
bdev = bdget_disk(disk, 0);
mutex_lock(&blkfront_mutex);
bdev = bdget_disk(disk, 0);
if (bdev->bd_openers)
goto out;
if (bdev->bd_openers)
goto out;
mutex_unlock(&blkfront_mutex);
return 0;
}
mutex_unlock(&blkfront_mutex);
return 0;
}