sparse irq_desc[] array: core kernel and x86 changes

[deliverable/linux.git] / kernel / irq / chip.c

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index 10b5092e9bfe749da57b2ab408e3f6d38ae81d75..8e4fce4a1b1fbb3491094b6615b26a4ee0c4fe07 100644 (file)
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -24,9 +24,10 @@
  */
 void dynamic_irq_init(unsigned int irq)
 {
-       struct irq_desc *desc = irq_to_desc(irq);
+       struct irq_desc *desc;
        unsigned long flags;
 
+       desc = irq_to_desc(irq);
        if (!desc) {
                WARN(1, KERN_ERR "Trying to initialize invalid IRQ%d\n", irq);
                return;