rtc-vr41xx: fix do_div() warning

[sfrench/cifs-2.6.git] / drivers / rtc / rtc-vr41xx.c

diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 2c839d0d21bd2011a82514b31807d2d3d6b591fc..fadddac1e5a44d5658536828c62db7122474a49b 100644 (file)
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -209,19 +209,18 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
 
 static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq)
 {
-       unsigned long count;
+       u64 count;
 
        if (!is_power_of_2(freq))
                return -EINVAL;
        count = RTC_FREQUENCY;
        do_div(count, freq);
 
-       periodic_count = count;
-
        spin_lock_irq(&rtc_lock);
 
-       rtc1_write(RTCL1LREG, count);
-       rtc1_write(RTCL1HREG, count >> 16);
+       periodic_count = count;
+       rtc1_write(RTCL1LREG, periodic_count);
+       rtc1_write(RTCL1HREG, periodic_count >> 16);
 
        spin_unlock_irq(&rtc_lock);