Re: [PATCH 1/1] iio: light: fix improper return value

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On 03/12/16 09:24, Pan Bian wrote:
> In function cm3232_reg_init(), it returns 0 even if the last call to
> i2c_smbus_write_byte_data() returns a negative value (indicates error).
> As a result, the return value may be inconsistent with the execution
> status, and the caller of cm3232_reg_init() will not be able to detect
> the error. This patch fixes the bug.
> 
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=188641
> 
> Signed-off-by: Pan Bian <bianpan2016@xxxxxxx>
Applied to the togreg branch of iio.git and pushed out as testing for the
autobuilders to play with it.

Thanks,

Jonathan
> ---
>  drivers/iio/light/cm3232.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/light/cm3232.c b/drivers/iio/light/cm3232.c
> index fe89b68..263e972 100644
> --- a/drivers/iio/light/cm3232.c
> +++ b/drivers/iio/light/cm3232.c
> @@ -119,7 +119,7 @@ static int cm3232_reg_init(struct cm3232_chip *chip)
>  	if (ret < 0)
>  		dev_err(&chip->client->dev, "Error writing reg_cmd\n");
>  
> -	return 0;
> +	return ret;
>  }
>  
>  /**
> 

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