[PATCH] powerpc: Fix some initcall return values

Non zero initcalls (except for -ENODEV) have started warning at boot.
Fix smt_setup and init_ras_IRQ.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c
index b046bcf..9639c66 100644
--- a/arch/powerpc/platforms/pseries/ras.c
+++ b/arch/powerpc/platforms/pseries/ras.c
@@ -132,7 +132,7 @@
 		of_node_put(np);
 	}
 
-	return 1;
+	return 0;
 }
 __initcall(init_ras_IRQ);