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hpet: fix

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Al Viro pointed out that there's a missing readl() of timer->hpet_config,
found by Sparse.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Ingo Molnar 2008-04-27 14:04:14 +02:00
parent b9e017e04b
commit fc3fbc4509
1 changed files with 3 additions and 2 deletions
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5
arch/x86/kernel/hpet.c
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@ -137,9 +137,10 @@ static void hpet_reserve_platform_timers(unsigned long id)
hd.hd_irq[0] = HPET_LEGACY_8254;
hd.hd_irq[1] = HPET_LEGACY_RTC;
for (i = 2; i < nrtimers; timer++, i++)
hd.hd_irq[i] = (timer->hpet_config & Tn_INT_ROUTE_CNF_MASK) >>
for (i = 2; i < nrtimers; timer++, i++) {
hd.hd_irq[i] = (readl(&timer->hpet_config) & Tn_INT_ROUTE_CNF_MASK) >>
Tn_INT_ROUTE_CNF_SHIFT;
}
hpet_alloc(&hd);