alpha: irq clean up

Stop touching irq_desc[irq] directly, instead use accessor
functions provided. Use irq_has_action instead of directly
testing the irq_desc.

Tested-by: Michael Cree <mcree@orcon.net.nz>
Signed-off-by: Kyle McMartin <kyle@redhat.com>
Signed-off-by: Matt Turner <mattst88@gmail.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/alpha/kernel/sys_alcor.c b/arch/alpha/kernel/sys_alcor.c
index d8c918384f2d..138cc155299c 100644
--- a/arch/alpha/kernel/sys_alcor.c
+++ b/arch/alpha/kernel/sys_alcor.c
@@ -85,7 +85,7 @@ alcor_isa_mask_and_ack_irq(unsigned int irq)
 static void
 alcor_end_irq(unsigned int irq)
 {
-        if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)))
+        if (!(irq_to_desc(irq)->status & (IRQ_DISABLED|IRQ_INPROGRESS)))
                 alcor_enable_irq(irq);
 }
 
@@ -142,8 +142,8 @@ alcor_init_irq(void)
                    on while IRQ probing.  */
                 if (i >= 16+20 && i <= 16+30)
                         continue;
-                irq_desc[i].status |= IRQ_LEVEL;
                 set_irq_chip_and_handler(i, &alcor_irq_type, alpha_do_IRQ);
+                irq_to_desc(i)->status |= IRQ_LEVEL;
         }
         i8259a_irq_type.ack = alcor_isa_mask_and_ack_irq;