[PATCH 04/13] nvdimm/btt: use goto error labels on btt_blk_init()

Dan Williams dan.j.williams at intel.com
Sun Oct 31 10:51:08 PDT 2021


On Fri, Oct 15, 2021 at 4:53 PM Luis Chamberlain <mcgrof at kernel.org> wrote:
>
> This will make it easier to share common error paths.
>
> Signed-off-by: Luis Chamberlain <mcgrof at kernel.org>
> ---
>  drivers/nvdimm/btt.c | 19 ++++++++++++-------
>  1 file changed, 12 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
> index 29cc7325e890..23ee8c005db5 100644
> --- a/drivers/nvdimm/btt.c
> +++ b/drivers/nvdimm/btt.c
> @@ -1520,10 +1520,11 @@ static int btt_blk_init(struct btt *btt)
>  {
>         struct nd_btt *nd_btt = btt->nd_btt;
>         struct nd_namespace_common *ndns = nd_btt->ndns;
> +       int rc = -ENOMEM;
>
>         btt->btt_disk = blk_alloc_disk(NUMA_NO_NODE);
>         if (!btt->btt_disk)
> -               return -ENOMEM;
> +               goto out;

I tend to not use a goto when there is nothing to unwind.

The rest looks good to me. After dropping "goto out;" you can add:

Reviewed-by: Dan Williams <dan.j.williams at intel.com>



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