Re: [Qemu-devel] [PATCH] block: mirror - remove code cruft that has no function

[Stefan Hajnoczi <stefanha@gmail.com>]

On Tue, Mar 04, 2014 at 10:35:48AM -0500, Jeff Cody wrote:
> Originally, this built up the error message with the backing filename,
> so that errp was set as follows:
>     error_set(errp, QERR_OPEN_FILE_FAILED, backing_filename);
> 
> However, we now propagate the local_error from the
> bdrv_open_backing_file() call instead, making these 2 lines useless
> code.
> 
> Signed-off-by: Jeff Cody <jcody@redhat.com>
> ---
>  block/mirror.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/block/mirror.c b/block/mirror.c
> index e683959..dd5ee05 100644
> --- a/block/mirror.c
> +++ b/block/mirror.c
> @@ -520,9 +520,6 @@ static void mirror_complete(BlockJob *job, Error **errp)
>  
>      ret = bdrv_open_backing_file(s->target, NULL, &local_err);
>      if (ret < 0) {
> -        char backing_filename[PATH_MAX];
> -        bdrv_get_full_backing_filename(s->target, backing_filename,
> -                                       sizeof(backing_filename));
>          error_propagate(errp, local_err);
>          return;
>      }

Acked-by: Stefan Hajnoczi <stefanha@redhat.com>