[PATCH] sun4: fix sbus_setup_iommu()

iommu_init() and iounit_init() are never called for sun4, but that's not
enough - these calls should be ifdefed out since the functions in question
simply do not exist for CONFIG_SUN4 kernel.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 8654b446ac9e..d33f8a07ccac 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -508,6 +508,7 @@ void __init sbus_arch_bus_ranges_init(struct device_node *pn, struct sbus_bus *s
 
 void __init sbus_setup_iommu(struct sbus_bus *sbus, struct device_node *dp)
 {
+#ifndef CONFIG_SUN4
         struct device_node *parent = dp->parent;
 
         if (sparc_cpu_model != sun4d &&
@@ -524,6 +525,7 @@ void __init sbus_setup_iommu(struct sbus_bus *sbus, struct device_node *dp)
 
                 iounit_init(dp->node, parent->node, sbus);
         }
+#endif
 }
 
 void __init sbus_setup_arch_props(struct sbus_bus *sbus, struct device_node *dp)