[PATCH] m68knommu: enable_irq/disable_irq

mach_enable_irq/mach_disable_irq are never actually set, so let's remove
them.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/asm-m68knommu/irq.h b/include/asm-m68knommu/irq.h
index a08fa9b..993046b 100644
--- a/include/asm-m68knommu/irq.h
+++ b/include/asm-m68knommu/irq.h
@@ -84,8 +84,8 @@
 /*
  * Some drivers want these entry points
  */
-#define enable_irq(x)	(mach_enable_irq  ? (*mach_enable_irq)(x)  : 0)
-#define disable_irq(x)	(mach_disable_irq ? (*mach_disable_irq)(x) : 0)
+#define enable_irq(x)	0
+#define disable_irq(x)	do { } while (0)
 
 #define enable_irq_nosync(x)	enable_irq(x)
 #define disable_irq_nosync(x)	disable_irq(x)