watchdog: intel_scu_watchdog: Remove unused variable

Variable "hw_pre_value" is not used anywhere in the
function intel_scu_set_heartbeat().
This patch removes this variable.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/watchdog/intel_scu_watchdog.c b/drivers/watchdog/intel_scu_watchdog.c
index e13e65e..0caab62 100644 (file)
--- a/drivers/watchdog/intel_scu_watchdog.c
+++ b/drivers/watchdog/intel_scu_watchdog.c
@@ -211,7 +211,6 @@ static int intel_scu_set_heartbeat(u32 t)
        int                      ipc_ret;
        int                      retry_count;
        u32                      soft_value;
-       u32                      hw_pre_value;
        u32                      hw_value;
 
        watchdog_device.timer_set = t;
@@ -273,8 +272,7 @@ static int intel_scu_set_heartbeat(u32 t)
                        watchdog_device.timer_load_count_addr);
 
                /* read count value before starting timer */
-               hw_pre_value = ioread32(watchdog_device.timer_load_count_addr);
-               hw_pre_value = hw_pre_value & 0xFFFF0000;
+               ioread32(watchdog_device.timer_load_count_addr);
 
                /* Start the timer */
                iowrite32(0x00000003, watchdog_device.timer_control_addr);