[IA64] Add sanity check into __bind_irq_vector

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>
git-mirror · Jul 26, 2007 · 6bde71e · 6bde71e
1 parent d941cf5
commit 6bde71e
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
@@ -145,6 +145,9 @@ static int __bind_irq_vector(int irq, int vector, cpumask_t domain)
 	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;