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Date:   Sun, 2 Apr 2017 09:41:59 +0100
From:   Jonathan Cameron <jic23@...nel.org>
To:     simran singhal <singhalsimran0@...il.com>
Cc:     knaack.h@....de, lars@...afoo.de, pmeerw@...erw.net,
        gregkh@...uxfoundation.org, linux-iio@...r.kernel.org,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] staging: iio: light: Remove useless type conversion

On 31/03/17 16:08, simran singhal wrote:
> Some type conversions like casting a pointer to a pointer of same type,
> casting to the original type using addressof(&) operator etc. are not
> needed. Therefore, remove them. Done using coccinelle:
> 
> @@
> type t;
> t *p;
> t a;
> @@
> (
> - (t)(a)
> + a
> |
> - (t *)(p)
> + p
> |
> - (t *)(&a)
> + &a
> )
> 
Description is largely irrelevant.  Please tailor it to the patch.
Also if only effecting one driver, the title should include the name of
the driver.
> Signed-off-by: simran singhal <singhalsimran0@...il.com>
> ---
>  drivers/staging/iio/light/tsl2x7x_core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/iio/light/tsl2x7x_core.c b/drivers/staging/iio/light/tsl2x7x_core.c
> index ea15bc1..0490c1d 100644
> --- a/drivers/staging/iio/light/tsl2x7x_core.c
> +++ b/drivers/staging/iio/light/tsl2x7x_core.c
> @@ -624,7 +624,7 @@ static int tsl2x7x_als_calibrate(struct iio_dev *indio_dev)
>  	dev_info(&chip->client->dev,
>  		 "%s als_calibrate completed\n", chip->client->name);
>  
> -	return (int)gain_trim_val;
> +	return gain_trim_val;
>  }
>  
>  static int tsl2x7x_chip_on(struct iio_dev *indio_dev)
> 

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