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[IA64] Add sanity check into __bind_irq_vector

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Add some sanity checks into __bind_irq_vector().

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Kenji Kaneshige 2007-07-26 15:30:45 +09:00 committed by Tony Luck
parent d941cf5e37
commit 6bde71ec1e
1 changed files with 3 additions and 0 deletions
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arch/ia64/kernel/irq_ia64.c
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@ -145,6 +145,9 @@ static int __bind_irq_vector(int irq, int vector, cpumask_t domain)
int cpu; int cpu;
struct irq_cfg *cfg = &irq_cfg[irq]; struct irq_cfg *cfg = &irq_cfg[irq];
BUG_ON((unsigned)irq >= NR_IRQS);
BUG_ON((unsigned)vector >= IA64_NUM_VECTORS);
cpus_and(mask, domain, cpu_online_map); cpus_and(mask, domain, cpu_online_map);
if (cpus_empty(mask)) if (cpus_empty(mask))
return -EINVAL; return -EINVAL;