add a temporary patch to make the wndap330's ethernet work

[openwrt.git] / target / linux / ifxmips / patches-2.6.27 / 200-genirq_fix.patch

--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -526,6 +526,9 @@ handle_percpu_irq(unsigned int irq, stru
 
        kstat_this_cpu.irqs[irq]++;
 
+       if (unlikely(!desc->action || (desc->status & IRQ_DISABLED)))
+               return;
+
        if (desc->chip->ack)
                desc->chip->ack(irq);