Re: [PATCH] btrfs: fix memory leak during RAID 5/6 device replacement

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CC Zhao Lei <zhaolei@xxxxxxxxxxxxxx>

On Mon, May 09, 2016 at 09:14:28AM -0400, Scott Talbert wrote:
> A 'struct bio' is allocated in scrub_missing_raid56_pages(), but it was never
> freed anywhere.
> 
> Signed-off-by: Scott Talbert <scott.talbert@xxxxxxxx>
> ---
>  fs/btrfs/scrub.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
> index 82bedf9..607cc6e 100644
> --- a/fs/btrfs/scrub.c
> +++ b/fs/btrfs/scrub.c
> @@ -2130,6 +2130,8 @@ static void scrub_missing_raid56_end_io(struct bio *bio)
>  	if (bio->bi_error)
>  		sblock->no_io_error_seen = 0;
>  
> +	bio_put(bio);
> +
>  	btrfs_queue_work(fs_info->scrub_workers, &sblock->work);
>  }
>  
> -- 
> 1.9.1
> 
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