1 files changed, 2 insertions, 1 deletions

diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index dcd417625389..d0eb364fc014 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -103,7 +103,8 @@ static int ep93xx_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
         write_seqlock(&xtime_lock);
 
         __raw_writel(1, EP93XX_TIMER1_CLEAR);
-        while (__raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time
+        while ((signed long)
+                (__raw_readl(EP93XX_TIMER4_VALUE_LOW) - last_jiffy_time)
                                                 >= TIMER4_TICKS_PER_JIFFY) {
                 last_jiffy_time += TIMER4_TICKS_PER_JIFFY;
                 timer_tick(regs);