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SubjectRe: [PATCH v2 05/24] EDAC, mc: Fix and improve sysfs init functions
On Mon, Jun 24, 2019 at 03:09:02PM +0000, Robert Richter wrote:
> Remove gotos as they just create overhead.

Overhead?

> Also, fix debug message for
> the case edac_create_dimm_object() is failing.
>
> Signed-off-by: Robert Richter <rrichter@marvell.com>
> ---
> drivers/edac/edac_mc_sysfs.c | 25 +++++++++----------------
> 1 file changed, 9 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
> index 7c01e1cc030c..29dd9719f82f 100644
> --- a/drivers/edac/edac_mc_sysfs.c
> +++ b/drivers/edac/edac_mc_sysfs.c
> @@ -655,8 +655,9 @@ static int edac_create_dimm_object(struct mem_ctl_info *mci,
> err = device_add(&dimm->dev);
> if (err)
> put_device(&dimm->dev);
> -
> - edac_dbg(0, "created rank/dimm device %s\n", dev_name(&dimm->dev));
> + else
> + edac_dbg(0, "created rank/dimm device %s\n",
> + dev_name(&dimm->dev));

Please add a message to the error case too.

> return err;
> }
> @@ -938,7 +939,7 @@ int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
> if (err < 0) {
> edac_dbg(1, "failure: create device %s\n", dev_name(&mci->dev));
> put_device(&mci->dev);
> - goto out;
> + return err;
> }
>
> /*
> @@ -987,7 +988,6 @@ int edac_create_sysfs_mci_device(struct mem_ctl_info *mci,
> }
> device_unregister(&mci->dev);
>
> -out:
> return err;
> }
>
> @@ -1044,10 +1044,8 @@ int __init edac_mc_sysfs_init(void)
> int err;
>
> mci_pdev = kzalloc(sizeof(*mci_pdev), GFP_KERNEL);
> - if (!mci_pdev) {
> - err = -ENOMEM;
> - goto out;
> - }
> + if (!mci_pdev)
> + return -ENOMEM;
>
> mci_pdev->bus = edac_get_sysfs_subsys();
> mci_pdev->type = &mc_attr_type;
> @@ -1056,15 +1054,10 @@ int __init edac_mc_sysfs_init(void)
>
> err = device_add(mci_pdev);
> if (err < 0)
> - goto out_put_device;
> -
> - edac_dbg(0, "device %s created\n", dev_name(mci_pdev));
> -
> - return 0;
> + put_device(mci_pdev);
> + else
> + edac_dbg(0, "device %s created\n", dev_name(mci_pdev));

Ditto.

Thx.

--
Regards/Gruss,
Boris.

Good mailing practices for 400: avoid top-posting and trim the reply.

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