thermal: intel: intel_pch: Make pch_wpt_add_acpi_psv_trip() return int

Modify pch_wpt_add_acpi_psv_trip() to return an int value instead of
using a return pointer for that.

While at it, drop an excessive empty code line.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Tested-by: Zhang Rui <rui.zhang@intel.com>
Reviewed-by: Zhang Rui <rui.zhang@intel.com>

diff --git a/drivers/thermal/intel/intel_pch_thermal.c b/drivers/thermal/intel/intel_pch_thermal.c
index c529c05..e5ce4d0 100644 (file)
--- a/drivers/thermal/intel/intel_pch_thermal.c
+++ b/drivers/thermal/intel/intel_pch_thermal.c
@@ -90,34 +90,31 @@ struct pch_thermal_device {
 };
 
 #ifdef CONFIG_ACPI
-
 /*
  * On some platforms, there is a companion ACPI device, which adds
  * passive trip temperature using _PSV method. There is no specific
  * passive temperature setting in MMIO interface of this PCI device.
  */
-static void pch_wpt_add_acpi_psv_trip(struct pch_thermal_device *ptd,
-                                     int *nr_trips)
+static int pch_wpt_add_acpi_psv_trip(struct pch_thermal_device *ptd, int trip)
 {
        struct acpi_device *adev;
        int temp;
 
        adev = ACPI_COMPANION(&ptd->pdev->dev);
        if (!adev)
-               return;
+               return 0;
 
        if (thermal_acpi_passive_trip_temp(adev, &temp) || temp <= 0)
-               return;
+               return 0;
 
-       ptd->trips[*nr_trips].type = THERMAL_TRIP_PASSIVE;
-       ptd->trips[*nr_trips].temperature = temp;
-       ++(*nr_trips);
+       ptd->trips[trip].type = THERMAL_TRIP_PASSIVE;
+       ptd->trips[trip].temperature = temp;
+       return 1;
 }
 #else
-static void pch_wpt_add_acpi_psv_trip(struct pch_thermal_device *ptd,
-                                     int *nr_trips)
+static int pch_wpt_add_acpi_psv_trip(struct pch_thermal_device *ptd, int trip)
 {
-
+       return 0;
 }
 #endif
 
@@ -167,7 +164,7 @@ read_trips:
                ++(*nr_trips);
        }
 
-       pch_wpt_add_acpi_psv_trip(ptd, nr_trips);
+       *nr_trips += pch_wpt_add_acpi_psv_trip(ptd, *nr_trips);
 
        return 0;
 }