On Tue, 11 Sep 2012 09:34:15 -0700, Guenter Roeck wrote:
> twl4030_madc_conversion uses do_avg and type structure elements of
> twl4030_madc_request. Initialize structure to avoid random operation.
>
> Cc: Keerthy <j-keerthy@xxxxxx>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Acked-by: Jean Delvare <khali@xxxxxxxxxxxx>
> ---
> v2: review feedback - initialize twl4030_madc_request structure in declaration.
> With this change, I think this patch is a candidate for 3.6 and -stable.
>
> drivers/hwmon/twl4030-madc-hwmon.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/hwmon/twl4030-madc-hwmon.c b/drivers/hwmon/twl4030-madc-hwmon.c
> index 0018c7d..1a174f0 100644
> --- a/drivers/hwmon/twl4030-madc-hwmon.c
> +++ b/drivers/hwmon/twl4030-madc-hwmon.c
> @@ -44,12 +44,13 @@ static ssize_t madc_read(struct device *dev,
> struct device_attribute *devattr, char *buf)
> {
> struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
> - struct twl4030_madc_request req;
> + struct twl4030_madc_request req = {
> + .channels = 1 << attr->index,
> + .method = TWL4030_MADC_SW2,
> + .type = TWL4030_MADC_WAIT,
> + };
> long val;
>
> - req.channels = (1 << attr->index);
> - req.method = TWL4030_MADC_SW2;
> - req.func_cb = NULL;
> val = twl4030_madc_conversion(&req);
> if (val < 0)
> return val;
--
Jean Delvare
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