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SubjectRE: [PATCH] scsi: ufs-hisi: Use PTR_ERR_OR_ZERO() in ufs_hisi_get_resource()
Date
> 
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 7 Sep 2019 14:25:31 +0200
>
> Simplify this function implementation by using a known function.
>
> Generated by: scripts/coccinelle/api/ptr_ret.cocci
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Reviewed-by: Avri Altman <avri.altman@wdc.com>

> ---
> drivers/scsi/ufs/ufs-hisi.c | 5 +----
> 1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c index
> f4d1dca962c4..a0ea57c19dbc 100644
> --- a/drivers/scsi/ufs/ufs-hisi.c
> +++ b/drivers/scsi/ufs/ufs-hisi.c
> @@ -454,10 +454,7 @@ static int ufs_hisi_get_resource(struct ufs_hisi_host
> *host)
> /* get resource of ufs sys ctrl */
> mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
> host->ufs_sys_ctrl = devm_ioremap_resource(dev, mem_res);
> - if (IS_ERR(host->ufs_sys_ctrl))
> - return PTR_ERR(host->ufs_sys_ctrl);
> -
> - return 0;
> + return PTR_ERR_OR_ZERO(host->ufs_sys_ctrl);
> }
>
> static void ufs_hisi_set_pm_lvl(struct ufs_hba *hba)
> --
> 2.23.0

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