sparse irq_desc[] array: core kernel and x86 changes

[safe/jmp/linux-2.6] / kernel / irq / spurious.c

diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index dd364c1..3738107 100644 (file)
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -91,6 +91,9 @@ static int misrouted_irq(int irq)
        int i, ok = 0;
 
        for_each_irq_desc(i, desc) {
+               if (!desc)
+                       continue;
+
                if (!i)
                         continue;
 
@@ -112,6 +115,8 @@ static void poll_spurious_irqs(unsigned long dummy)
        for_each_irq_desc(i, desc) {
                unsigned int status;
 
+               if (!desc)
+                       continue;
                if (!i)
                         continue;