linux-kernel - Re: [scsi] scsi: ufshcd-platform: remove the useless cast in ERR_PTR/IS

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Message-ID: <430490a06bb568794c5ef3fe84474d82@codeaurora.org>
Date:   Wed, 15 Mar 2017 16:01:02 -0700
From:   Subhash Jadavani <subhashj@...eaurora.org>
To:     Tomas Winkler <tomas.winkler@...el.com>
Cc:     James Bottomley <James.Bottomley@...senpartnership.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        Vinayak Holikatti <vinholikatti@...il.com>,
        Christoph Hellwig <hch@....de>,
        Yaniv Gardi <ygardi@...eaurora.org>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi-owner@...r.kernel.org
Subject: Re: [scsi] scsi: ufshcd-platform: remove the useless cast in
 ERR_PTR/IS_ERR

On 2017-03-14 05:19, Tomas Winkler wrote:
> IS_ERR and ERR_PTR already forcefully cast their argument,
> hence there is no need for additional (complex) casting.
> 
> Signed-off-by: Tomas Winkler <tomas.winkler@...el.com>
> ---
>  drivers/scsi/ufs/ufshcd-pltfrm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c 
> b/drivers/scsi/ufs/ufshcd-pltfrm.c
> index a72a4ba78125..8e5e6c04c035 100644
> --- a/drivers/scsi/ufs/ufshcd-pltfrm.c
> +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c
> @@ -309,8 +309,8 @@ int ufshcd_pltfrm_init(struct platform_device 
> *pdev,
> 
>  	mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
>  	mmio_base = devm_ioremap_resource(dev, mem_res);
> -	if (IS_ERR(*(void **)&mmio_base)) {
> -		err = PTR_ERR(*(void **)&mmio_base);
> +	if (IS_ERR(mmio_base)) {
> +		err = PTR_ERR(mmio_base);
>  		goto out;
>  	}

LGTM.
Reviewed-by: Subhash Jadavani <subhashj@...eaurora.org>

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