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Date:	Mon, 10 Mar 2014 15:07:00 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Pankaj Dubey <pankaj.dubey@...sung.com>
Cc:	linux-kernel@...r.kernel.org, sameo@...ux.intel.com,
	sbkim73@...sung.com
Subject: Re: [PATCH] drivers: mfd: silence compiler warning in sec-core.c

> When used 64bit compiler GCC warns as
> drivers/mfd/sec-core.c:199:10: warning:
> cast from pointer to integer of different size [-Wpointer-to-int-cast]
> 
> This patch fixes this by type-casting "match->data" into "long" before
> converting into "int"
> 
> Signed-off-by: Pankaj Dubey <pankaj.dubey@...sung.com>
> ---
>  drivers/mfd/sec-core.c |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
> index a139798..2e7580bd 100644
> --- a/drivers/mfd/sec-core.c
> +++ b/drivers/mfd/sec-core.c
> @@ -187,7 +187,7 @@ static inline int sec_i2c_get_driver_data(struct i2c_client *i2c,
>  	if (i2c->dev.of_node) {
>  		const struct of_device_id *match;
>  		match = of_match_node(sec_dt_match, i2c->dev.of_node);
> -		return (int)match->data;
> +		return (int)(long)match->data;

I think using an unsigned long would be better.

>  	}
>  #endif
>  	return (int)id->driver_data;

Doesn't this give you the same error?

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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