linux-kernel - Re: [PATCH] usb: cdnsp: remove not used temp

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Message-ID: <20220112130201.GE3796@Peter>
Date:   Wed, 12 Jan 2022 21:02:01 +0800
From:   Peter Chen <peter.chen@...nel.org>
To:     Pawel Laszczak <pawell@...ence.com>
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: cdnsp: remove not used temp_64 variables

On 22-01-11 12:44:49, Pawel Laszczak wrote:
> From: Pawel Laszczak <pawell@...ence.com>
> 
> Patch removes initialized but not used variables temp_64
> from cdnsp_run function.
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Pawel Laszczak <pawell@...ence.com>

Reviewed-by: Peter Chen <peter.chen@...nel.org>

> ---
>  drivers/usb/cdns3/cdnsp-gadget.c | 3 ---
>  1 file changed, 3 deletions(-)
> 
> diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c
> index 27df0c697897..ec8a0dc792bc 100644
> --- a/drivers/usb/cdns3/cdnsp-gadget.c
> +++ b/drivers/usb/cdns3/cdnsp-gadget.c
> @@ -1243,12 +1243,9 @@ static int cdnsp_run(struct cdnsp_device *pdev,
>  		     enum usb_device_speed speed)
>  {
>  	u32 fs_speed = 0;
> -	u64 temp_64;
>  	u32 temp;
>  	int ret;
>  
> -	temp_64 = cdnsp_read_64(&pdev->ir_set->erst_dequeue);
> -	temp_64 &= ~ERST_PTR_MASK;
>  	temp = readl(&pdev->ir_set->irq_control);
>  	temp &= ~IMOD_INTERVAL_MASK;
>  	temp |= ((IMOD_DEFAULT_INTERVAL / 250) & IMOD_INTERVAL_MASK);
> -- 
> 2.25.1
> 

-- 

Thanks,
Peter Chen