Add sanity check into __bind_irq_vector

Add some sanity checks into __bind_irq_vector().

---
 arch/ia64/kernel/irq_ia64.c |    3 +++
 1 files changed, 3 insertions(+)

Index: linux-2.6.23-rc1/arch/ia64/kernel/irq_ia64.c =================================--- linux-2.6.23-rc1.orig/arch/ia64/kernel/irq_ia64.c +++ linux-2.6.23-rc1/arch/ia64/kernel/irq_ia64.c
@@ -145,6 +145,9 @@ static int __bind_irq_vector(int irq, in
int cpu;
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);
if (cpus_empty(mask))
return -EINVAL;