[PATCH] irq: sparse irq_desc[] support - fix

[Yinghai Lu]

Impact: fix warning

remove unneeded warning

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 2861122..8aa0954 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -158,13 +158,7 @@ void __init early_irq_init(void)
 
 struct irq_desc *irq_to_desc(unsigned int irq)
 {
-	if (irq >= NR_IRQS) {
-		printk(KERN_WARNING "irq >= NR_IRQS in irq_to_desc: %d %d\n",
-				irq, NR_IRQS);
-		WARN_ON(1);
-		return NULL;
-	}
-	return irq_desc_ptrs[irq];
+	return (irq < NR_IRQS) ? irq_desc_ptrs[irq] : NULL;
 }
 
 struct irq_desc *irq_to_desc_alloc_cpu(unsigned int irq, int cpu)
--
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