diff --git a/drivers/watchdog/wdrtas.c b/drivers/watchdog/wdrtas.c
index 5d3b1a8..30ee1f2 100644
--- a/drivers/watchdog/wdrtas.c
+++ b/drivers/watchdog/wdrtas.c
@@ -218,8 +218,7 @@ static int wdrtas_get_temperature(void)
 	int temperature = 0;
 
 	result = rtas_call(wdrtas_token_get_sensor_state, 2, 2,
-			   (void *)__pa(&temperature),
-			   WDRTAS_THERMAL_SENSOR, 0);
+			   &temperature, WDRTAS_THERMAL_SENSOR, 0);
 
 	if (result < 0)
 		printk(KERN_WARNING "wdrtas: reading the thermal sensor "