x86: HPET fix moronic 32/64bit thinko

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / hpet.c

diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 2256315416d81e62520a22410ed6596f487996de..801497a16e0e487e565b29b2c88e3e55bfe6c086 100644 (file)
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -270,15 +270,15 @@ static void hpet_legacy_set_mode(enum clock_event_mode mode,
 }
 
 static int hpet_legacy_next_event(unsigned long delta,
-                          struct clock_event_device *evt)
+                                 struct clock_event_device *evt)
 {
-       unsigned long cnt;
+       u32 cnt;
 
        cnt = hpet_readl(HPET_COUNTER);
-       cnt += delta;
+       cnt += (u32) delta;
        hpet_writel(cnt, HPET_T0_CMP);
 
-       return ((long)(hpet_readl(HPET_COUNTER) - cnt ) > 0) ? -ETIME : 0;
+       return (s32)((u32)hpet_readl(HPET_COUNTER) - cnt) >= 0 ? -ETIME : 0;
 }
 
 /*