ACPI: thermal: Remove redundant acpi_has_method() calls

The following acpi_has_method() calls are unnecessary since
acpi_execute_simple_method() and acpi_evaluate_reference() will
return an error if the given method does not exist.

Remove acpi_has_method() calls to avoid additional work.
Signed-off-by: Kelsey Skunberg <skunberg.kelsey@gmail.com>
[ rjw: Subject ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/acpi/thermal.c

@@ -225,13 +225,9 @@ static int acpi_thermal_set_cooling_mode(struct acpi_thermal *tz, int mode)
 	if (!tz)
 		return -EINVAL;
 
-	if (!acpi_has_method(tz->device->handle, "_SCP")) {
-		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "_SCP not present\n"));
+	if (ACPI_FAILURE(acpi_execute_simple_method(tz->device->handle,
+						    "_SCP", mode)))
 		return -ENODEV;
-	} else if (ACPI_FAILURE(acpi_execute_simple_method(tz->device->handle,
-							   "_SCP", mode))) {
-		return -ENODEV;
-	}
 
 	return 0;
 }
@@ -463,8 +459,7 @@ static int acpi_thermal_trips_update(struct acpi_thermal *tz, int flag)
 			break;
 	}
 
-	if ((flag & ACPI_TRIPS_DEVICES)
-	    && acpi_has_method(tz->device->handle, "_TZD")) {
+	if (flag & ACPI_TRIPS_DEVICES) {
 		memset(&devices, 0, sizeof(devices));
 		status = acpi_evaluate_reference(tz->device->handle, "_TZD",
 						NULL, &devices);