[POWERPC] We should only execute init_spu_base on cell

[Stephen Rothwell]

Signed-off-by: Stephen Rothwell <sfr at canb.auug.org.au>
---
 arch/powerpc/platforms/cell/spu_base.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

This is enough to make a combined kernel boot on legacy iSeries.
-- 
Cheers,
Stephen Rothwell                    sfr at canb.auug.org.au

diff --git a/arch/powerpc/platforms/cell/spu_base.c b/arch/powerpc/platforms/cell/spu_base.c
index 841ed35..bd7bffc 100644
--- a/arch/powerpc/platforms/cell/spu_base.c
+++ b/arch/powerpc/platforms/cell/spu_base.c
@@ -663,6 +663,9 @@ static int __init init_spu_base(void)
 {
 	int i, ret;
 
+	if (!spu_management_ops)
+		return 0;
+
 	/* create sysdev class for spus */
 	ret = sysdev_class_register(&spu_sysdev_class);
 	if (ret)
-- 
1.4.4