thermal: int340x: Use kcalloc() instead of kzalloc() with multiplication

According to the latest recommendations, kcalloc() should be used
instead of kzalloc() with multiplication (which might overflow).

Switch to this new scheme and use more safe kcalloc().

No functional impact.

Signed-off-by: Lukasz Luba <[email protected]>
Link: https://patch.msgid.link/[email protected]
[ rjw: Changelog edits ]
Signed-off-by: Rafael J. Wysocki <[email protected]>

Author: lukaszluba-arm

drivers/thermal/intel/int340x_thermal/int340x_thermal_zone.c

@@ -133,8 +133,8 @@ struct int34x_thermal_zone *int340x_thermal_zone_add(struct acpi_device *adev,
 	if (ACPI_SUCCESS(status))
 		int34x_zone->aux_trip_nr = trip_cnt;
 
-	zone_trips = kzalloc(sizeof(*zone_trips) * (trip_cnt + INT340X_THERMAL_MAX_TRIP_COUNT),
-			     GFP_KERNEL);
+	zone_trips = kcalloc(trip_cnt + INT340X_THERMAL_MAX_TRIP_COUNT,
+			     sizeof(*zone_trips), GFP_KERNEL);
 	if (!zone_trips) {
 		ret = -ENOMEM;
 		goto err_trips_alloc;