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-rw-r--r--drivers/char/ds1286.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/char/ds1286.c b/drivers/char/ds1286.c
index 59146e3..ea35ab2 100644
--- a/drivers/char/ds1286.c
+++ b/drivers/char/ds1286.c
@@ -39,6 +39,7 @@
#include <linux/spinlock.h>
#include <linux/bcd.h>
#include <linux/proc_fs.h>
+#include <linux/jiffies.h>
#include <asm/uaccess.h>
#include <asm/system.h>
@@ -451,7 +452,7 @@ static void ds1286_get_time(struct rtc_time *rtc_tm)
*/
if (ds1286_is_updating() != 0)
- while (jiffies - uip_watchdog < 2*HZ/100)
+ while (time_before(jiffies, uip_watchdog + 2*HZ/100))
barrier();
/*
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