On Fri, Jun 3, 2016 at 9:30 PM, Crestez Dan Leonard
<[email protected]> wrote:
> In some cases this can result in incorrectly returning a negative value
> from asus_acpi_get_sensor_info and the AK8963 magnetometer failing to
> show up.
>
> Cc: Srinivas Pandruvada <[email protected]>
> Signed-off-by: Crestez Dan Leonard <[email protected]>

Looks good to me. I had to look into the code to see that
cpm is an alias for buffer.pointer, perhaps this should have been
mentioned in the commit message.

Acked-by: Daniel Baluta <[email protected]>

> ---
>  drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c 
> b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
> index 2771106..f770472 100644
> --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
> +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_acpi.c
> @@ -56,6 +56,7 @@ static int asus_acpi_get_sensor_info(struct acpi_device 
> *adev,
>         int i;
>         acpi_status status;
>         union acpi_object *cpm;
> +       int ret;
>
>         status = acpi_evaluate_object(adev->handle, "CNF0", NULL, &buffer);
>         if (ACPI_FAILURE(status))
> @@ -82,10 +83,10 @@ static int asus_acpi_get_sensor_info(struct acpi_device 
> *adev,
>                         }
>                 }
>         }
> -
> +       ret = cpm->package.count;
>         kfree(buffer.pointer);
>
> -       return cpm->package.count;
> +       return ret;
>  }
>
>  static int acpi_i2c_check_resource(struct acpi_resource *ares, void *data)
> --
> 2.5.5
>
> --
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