Re: [PATCH] blk-fs: put dev->kobj in blk_register_queue fail path

[Jens Axboe <axboe@kernel.dk>]

On 2010-08-13 12:44, Xiaotian Feng wrote:
> kernel needs to kobject_put on dev->kobj if elv_register_queue fails.
> 
> Signed-off-by: Xiaotian Feng <dfeng@redhat.com>
> Cc: Jens Axboe <axboe@kernel.dk>
> Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
> Cc: Stephen Hemminger <shemminger@vyatta.com>
> Cc: Nikanth Karthikesan <knikanth@suse.de>
> Cc: David Teigland <teigland@redhat.com>
> ---
>  block/blk-sysfs.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
> index 001ab18..0749b89 100644
> --- a/block/blk-sysfs.c
> +++ b/block/blk-sysfs.c
> @@ -511,6 +511,7 @@ int blk_register_queue(struct gendisk *disk)
>  		kobject_uevent(&q->kobj, KOBJ_REMOVE);
>  		kobject_del(&q->kobj);
>  		blk_trace_remove_sysfs(disk_to_dev(disk));
> +		kobject_put(&dev->kobj);
>  		return ret;
>  	}
>  

Looks correct. Thanks, applied.

-- 
Jens Axboe